diff --git a/app/decorators/person_decorator.rb b/app/decorators/person_decorator.rb
index 82b867eb0..eca000090 100644
--- a/app/decorators/person_decorator.rb
+++ b/app/decorators/person_decorator.rb
@@ -25,12 +25,52 @@ def default_display_image
     "missing.png"
   end
 
+  def facilitator_since_date
+    facilitator_affiliations = affiliations.where("title LIKE ?", "%Facilitator%")
+    facilitator_affiliations.minimum(:start_date) || member_since
+  end
+
+  def affiliated_since_date
+    affiliations.minimum(:start_date)
+  end
+
+  def affiliated_end_date
+    return nil if affiliations.active.exists?
+    affiliations.maximum(:end_date)
+  end
+
+  def facilitator_end_date
+    facilitator_affiliations = affiliations.where("title LIKE ?", "%Facilitator%")
+    return nil if facilitator_affiliations.active.exists?
+    facilitator_affiliations.maximum(:end_date)
+  end
+
   def member_since_year
-    member_since ? member_since.year : nil
+    facilitator_since_date&.year
+  end
+
+  def member_since_earlier_than_facilitator_affiliations?
+    earliest_facilitator = affiliations.where("title LIKE ?", "%Facilitator%").minimum(:start_date)
+    member_since.present? && earliest_facilitator.present? && member_since.beginning_of_month < earliest_facilitator.beginning_of_month
+  end
+
+  def member_since_earlier_than_all_affiliations?
+    earliest = affiliations.minimum(:start_date)
+    member_since.present? && earliest.present? && member_since.beginning_of_month < earliest.beginning_of_month
+  end
+
+  def member_since_differs_from_facilitator_affiliations?
+    earliest_facilitator = affiliations.where("title LIKE ?", "%Facilitator%").minimum(:start_date)
+    member_since.present? && earliest_facilitator.present? && member_since.beginning_of_month != earliest_facilitator.beginning_of_month
+  end
+
+  def member_since_differs_from_all_affiliations?
+    earliest = affiliations.minimum(:start_date)
+    member_since.present? && earliest.present? && member_since.beginning_of_month != earliest.beginning_of_month
   end
 
   def badges
-    earliest = affiliations.minimum(:start_date) || member_since
+    earliest = facilitator_since_date
     years = earliest ? (Time.zone.now.year - earliest.year) : nil
     badges = []
     badges << badge("Legacy Facilitator (10+ years)", :legacy_facilitator) if years && years >= 10
@@ -43,6 +83,9 @@ def badges
     badges << badge("Story Author", :stories) if user&.stories_as_creator&.any?
     badges << badge("Sector Leader", :sectors) if sectorable_items.where(is_leader: true).any?
     badges << badge("Blog Contributor", :blog_contributor) if blog_contributor?
+    if affiliated_since_date.present? && affiliated_since_date != facilitator_since_date
+      badges << badge("Affiliated since #{affiliated_since_date.strftime('%B %Y')}", :affiliated_person)
+    end
     badges
   end
 
diff --git a/app/models/organization.rb b/app/models/organization.rb
index c6b6e6489..f0ebe782f 100644
--- a/app/models/organization.rb
+++ b/app/models/organization.rb
@@ -56,7 +56,11 @@ class Organization < ApplicationRecord
 
   # Scopes
   # See TagFilterable, Trendable, WindowsTypeFilterable
-  scope :active, -> { joins(:organization_status).where(organization_statuses: { name: "Active" }) }
+  scope :active, -> {
+    status_active = joins(:organization_status).where(organization_statuses: { name: "Active" })
+    affiliation_active = where(id: Affiliation.active.select(:organization_id))
+    status_active.or(affiliation_active)
+  }
   scope :address, ->(address) do
     return all if address.blank?
     terms = address.to_s.strip.split(/[\s,]+/).reject(&:blank?)
@@ -141,7 +145,8 @@ def organization_locality
   end
 
   def published? # needed for my_bookmarks
-    organization_status&.name == "Active"
+    return true if organization_status&.name == "Active"
+    affiliations.active.exists?
   end
 
   def sector_list
diff --git a/app/views/organizations/_form.html.erb b/app/views/organizations/_form.html.erb
index 0196355d1..ad7d49cc8 100644
--- a/app/views/organizations/_form.html.erb
+++ b/app/views/organizations/_form.html.erb
@@ -72,7 +72,61 @@
   </div>
 
   <!-- Classification -->
+  <% org_earliest_aff = f.object.persisted? ? f.object.affiliations.minimum(:start_date) : nil %>
+  <% org_aff_ended = f.object.persisted? && f.object.affiliations.any? && !f.object.affiliations.active.exists? %>
+  <% org_latest_end = f.object.persisted? ? f.object.affiliations.maximum(:end_date) : nil %>
+  <% org_end_date = org_aff_ended ? org_latest_end : f.object.end_date %>
   <div class="grid grid-cols-1 md:grid-cols-4 gap-4 mb-6">
+    <% if allowed_to?(:manage?, Organization) %>
+      <div class="">
+        <div class="shrink-0 relative group cursor-help">
+          <label class="inline-flex items-center gap-1 text-md font-medium text-gray-700 mb-1">
+            Affiliated since <i class="fa-solid fa-circle-info text-gray-400 text-xs"></i>
+          </label>
+          <div class="hidden group-hover:block absolute z-50 left-0 bottom-full mb-1 bg-blue-100 text-gray-700 text-xs rounded-lg shadow-lg ring-1 ring-blue-200 p-3 w-64 whitespace-normal">
+            <% if has_affiliations && org_earliest_aff.present? %>
+              <p>Auto-managed from affiliation records. Earliest affiliation start date: <%= org_earliest_aff.strftime('%b %Y') %>.</p>
+              <% if f.object.start_date.present? && f.object.start_date.beginning_of_month != org_earliest_aff.beginning_of_month %>
+                <p class="mt-2 text-gray-500"><i class="fa-solid fa-circle-info mr-1"></i>Organization start_date (<%= f.object.start_date.strftime('%b %Y') %>) differs from earliest affiliation.</p>
+              <% end %>
+            <% elsif has_affiliations %>
+              <p>Auto-managed from affiliation records.<br><br><span class="text-amber-700 font-medium">⚠ No affiliations have a start date. Add a start date to an affiliation record.</span></p>
+            <% else %>
+              <p>No affiliations yet. Set this date directly, or add affiliation records to auto-manage it.</p>
+            <% end %>
+            <% if org_aff_ended %>
+              <p class="mt-2 text-amber-700 font-medium">⚠ All affiliations have ended.</p>
+            <% elsif f.object.end_date.present? && !has_affiliations %>
+              <p class="mt-2 text-amber-700 font-medium">⚠ Organization end_date: <%= f.object.end_date.strftime('%b %Y') %>.</p>
+            <% end %>
+          </div>
+          <div class="pt-1">
+            <% if org_aff_ended || (f.object.end_date.present? && !has_affiliations) %>
+              <i class="fa-solid fa-circle-xmark text-red-400 mr-1" title="Affiliation ended"></i>
+            <% end %>
+            <span class="text-gray-900 font-medium">
+              <%= (org_earliest_aff || f.object.start_date)&.strftime('%b %Y') || "—" %><%= " – #{org_end_date.strftime('%b %Y')}" if org_end_date.present? %>
+            </span>
+            <% if has_affiliations && org_earliest_aff.nil? %>
+              <i class="fa-solid fa-triangle-exclamation text-amber-500 ml-1"></i>
+            <% elsif f.object.start_date.present? && org_earliest_aff.present? && f.object.start_date.beginning_of_month != org_earliest_aff.beginning_of_month %>
+              <p class="text-xs text-gray-500 mt-1"><i class="fa-solid fa-circle-info mr-1"></i>Organization start_date: <%= f.object.start_date.strftime("%b %Y") %></p>
+            <% end %>
+          </div>
+        </div>
+        <% unless has_affiliations %>
+          <%= f.input :start_date,
+                      label: false,
+                      as: :string,
+                      input_html: {
+                        type: 'date',
+                        value: f.object.start_date&.strftime('%Y-%m-%d'),
+                        class: "block w-full rounded-md border-gray-300 shadow-sm focus:ring-blue-500 focus:border-blue-500 mt-2"
+                      } %>
+        <% end %>
+      </div>
+    <% end %>
+
     <div class="flex flex-col">
       <%= f.input :agency_type,
                   label: "Agency Type",
@@ -89,106 +143,82 @@
                     value: f.object.agency_type,
                     class: "rounded-md border-gray-300 shadow-sm focus:ring-blue-500 focus:border-blue-500"
                   } %>
+      <%= f.input :agency_type_other,
+                  label: "Agency Type Other",
+                  hint: "Please specify if 'Other' selected",
+                  input_html: {
+                    class: "rounded-md border-gray-300 shadow-sm focus:border-blue-500 focus:ring focus:ring-blue-200"
+                  } %>
     </div>
 
-    <%= f.input :agency_type_other,
-                label: "Agency Type Other",
-                hint: "Please specify if 'Other' selected",
-                input_html: {
-                  class: "rounded-md border-gray-300 shadow-sm focus:border-blue-500 focus:ring focus:ring-blue-200"
-                } %>
-    <%= f.input :email,
-                label: "Email",
-                as: :email,
-                input_html: {
-                  class: "rounded-md border-gray-300 shadow-sm focus:ring-blue-500 focus:border-blue-500"
-                } %>
+    <div class="flex flex-col">
+      <%= f.input :email,
+                  label: "Email",
+                  as: :email,
+                  input_html: {
+                    class: "rounded-md border-gray-300 shadow-sm focus:ring-blue-500 focus:border-blue-500"
+                  } %>
+      <% if f.object.website_url.present? && (URI.parse(f.object.website_url) rescue nil).nil? %>
+        <% website_warning = "<span class='text-red-600 bg-red-50 border border-red-200 rounded px-3 py-2 text-sm''>
+          Invalid</span>" %>
+      <% end %>
+      <%= f.input :website_url,
+                  label: "Website URL #{website_warning}".html_safe,
+                  as: :string,
+                  hint: "Enter full URL: https:// or http://".html_safe,
+                  wrapper_html: { id: "website-url-field" },
+                  input_html: {
+                    class: "rounded-md #{"bg-red-200" if website_warning.present? } border-gray-300
+                    shadow-sm focus:ring-blue-500 focus:border-blue-500"
+                  } %>
+    </div>
 
-    <% if f.object.website_url.present? && (URI.parse(f.object.website_url) rescue nil).nil? %>
-      <% website_warning = "<span class='text-red-600 bg-red-50 border border-red-200 rounded px-3 py-2 text-sm''>
-        Invalid</span>" %>
+    <% if allowed_to?(:manage?, Organization) %>
+      <div class="admin-only bg-blue-100">
+        <%= f.input :internal_id,
+                    label: "Internal Organization ID",
+                    input_html: {
+                      class: "rounded-md border-gray-300 bg-blue-100 shadow-sm focus:ring-blue-500 focus:border-blue-500"
+                    } %>
+      </div>
     <% end %>
-    <%= f.input :website_url,
-                label: "Website URL #{website_warning}".html_safe,
-                as: :string,
-                hint: "Enter full URL: https:// or http://".html_safe,
-                wrapper_html: { id: "website-url-field" },
+
+    <%= f.input :organization_status_id,
+                as: :select,
+                collection: @organization_statuses,
+                include_blank: true,
+                label: "Status",
+                required: true,
                 input_html: {
-                  class: "rounded-md #{"bg-red-200" if website_warning.present? } border-gray-300
-                  shadow-sm focus:ring-blue-500 focus:border-blue-500"
+                  class: "rounded-md border-gray-300 shadow-sm focus:border-blue-500 focus:ring focus:ring-blue-200"
                 } %>
   </div>
-
-  <!-- Affiliation dates & admin fields -->
-  <div class="grid grid-cols-1 md:grid-cols-4 gap-4 mb-6">
-    <% if allowed_to?(:manage?, Organization) %>
-      <div class="admin-only bg-blue-100">
+  <% if params[:admin] && allowed_to?(:manage?, Organization) %>
+    <div class="grid grid-cols-1 md:grid-cols-4 gap-4 mb-6">
+      <div class="admin-only bg-blue-100 p-3">
+        <label class="block text-md font-medium text-gray-700 mb-1">Affiliation start date</label>
         <%= f.input :start_date,
-                    label: "Affiliation start date",
+                    label: false,
                     as: :string,
-                    hint: automanaged_notice.to_s.html_safe,
                     input_html: {
                       type: 'date',
                       value: f.object.start_date&.strftime('%Y-%m-%d'),
-                      disabled: has_affiliations,
                       class: "block w-full rounded-md border-gray-300 shadow-sm focus:ring-blue-500 focus:border-blue-500"
                     } %>
       </div>
-      <div class="admin-only bg-blue-100">
+      <div class="admin-only bg-blue-100 p-3">
+        <label class="block text-md font-medium text-gray-700 mb-1">Affiliation end date</label>
         <%= f.input :end_date,
-                    label: "Affiliation end date",
+                    label: false,
                     as: :string,
-                    hint: automanaged_notice.to_s.html_safe,
                     input_html: {
                       type: 'date',
                       value: f.object.end_date&.strftime('%Y-%m-%d'),
-                      disabled: has_affiliations,
                       class: "block w-full rounded-md border-gray-300 shadow-sm focus:ring-blue-500 focus:border-blue-500"
                     } %>
       </div>
-      <% if allowed_to?(:manage?, Organization) %>
-        <div class="admin-only bg-blue-100">
-          <%= f.input :organization_status_id,
-                      as: :select,
-                      collection: @organization_statuses,
-                      include_blank: true,
-                      label: "Status",
-                      hint: automanaged_notice.to_s.html_safe,
-                      required: true,
-                      input_html: {
-                        class: "rounded-md border-gray-300 shadow-sm focus:border-blue-500 focus:ring focus:ring-blue-200"
-                      } %>
-        </div>
-      <% else %>
-        <div class="text-md font-semibold">
-          Organization status:
-        </div>
-        <%= f.object.organization_status&.name %>
-      <% end %>
-      <div class="admin-only bg-blue-100">
-        <%= f.input :internal_id,
-                    label: "Internal Organization ID",
-                    input_html: {
-                      class: "rounded-md border-gray-300 shadow-sm focus:ring-blue-500 focus:border-blue-500"
-                    } %>
-      </div>
-    <% else %>
-      <div>
-        <div class="text-md font-semibold">
-          Affiliation start date:
-        </div>
-        <%= f.object.start_date&.strftime('%Y-%m-%d') %>
-        <%= automanaged_notice.to_s.html_safe %>
-      </div>
-      <div>
-        <div class="text-md font-semibold">
-          Affiliation end date:
-        </div>
-        <%= f.object.end_date&.strftime('%Y-%m-%d') %>
-        <%= automanaged_notice.to_s.html_safe %>
-      </div>
-    <% end %>
-  </div>
+    </div>
+  <% end %>
 
   <!-- Mission/Vision/Values -->
   <div class="grid grid-cols-1 md:grid-cols-2 gap-4 mb-4">
diff --git a/app/views/organizations/organization_results.html.erb b/app/views/organizations/organization_results.html.erb
index 4a2b5e670..02257ccd2 100644
--- a/app/views/organizations/organization_results.html.erb
+++ b/app/views/organizations/organization_results.html.erb
@@ -42,7 +42,7 @@
 
               <td class="px-4 py-2 text-sm text-gray-700 whitespace-nowrap">
                 <% affiliated_since = @affiliated_since[organization.id] || organization.start_date %>
-                <%= affiliated_since&.year %>
+                <%= affiliated_since&.strftime('%b %Y') %>
               </td>
 
               <td class="px-4 py-2 text-center text-sm">
diff --git a/app/views/organizations/show.html.erb b/app/views/organizations/show.html.erb
index ef98d4c78..20d88ee95 100644
--- a/app/views/organizations/show.html.erb
+++ b/app/views/organizations/show.html.erb
@@ -1,5 +1,5 @@
-<% content_for(:page_bg_class, "admin-or-owner") %>
-<div class="admin-or-owner <%#= DomainTheme.bg_class_for(:organizations) %> border border-gray-200 rounded-xl shadow overflow-hidden">
+<% content_for(:page_bg_class, "admin-or-auth") %>
+<div class="border border-gray-200 rounded-xl shadow overflow-hidden">
     <!-- Organization header banner -->
     <div class="<%= DomainTheme.bg_class_for(:organizations, intensity: 100) %> border-b <%= DomainTheme.border_class_for(:organizations, intensity: 300) %> px-8 py-3">
       <div class="flex items-center gap-2">
@@ -52,11 +52,34 @@
             <%= [address.locality, [address.city, address.state].compact_blank.join(", "), address.district].compact_blank.join(" · ") %>
           </p>
         <% end %>
-        <% if @organization.start_date.present? %>
-          <p class="mt-1 text-gray-500 text-sm">
-            Affiliated since
-            <span class="font-medium"><%= @organization.start_date.year %></span>
-          </p>
+        <% org_earliest_affiliation = @organization.affiliations.minimum(:start_date) %>
+        <% org_affiliated_since = org_earliest_affiliation || @organization.start_date %>
+        <% org_show_aff_ended = @organization.affiliations.any? && !@organization.affiliations.active.exists? %>
+        <% org_show_end_date = org_show_aff_ended ? @organization.affiliations.maximum(:end_date) : @organization.end_date %>
+        <% if org_affiliated_since.present? %>
+          <div class="relative group cursor-help inline-block mt-1">
+            <p class="text-gray-500 text-sm">
+              <% if org_show_aff_ended || org_show_end_date.present? %>
+                <i class="fa-solid fa-circle-xmark text-red-400 mr-1"></i>
+              <% end %>
+              Affiliated since
+              <span class="font-medium"><%= org_affiliated_since.strftime("%b %Y") %><%= " – #{org_show_end_date.strftime('%b %Y')}" if org_show_end_date.present? %></span>
+              <i class="fa-solid fa-circle-info text-gray-400 text-xs"></i>
+            </p>
+            <div class="hidden group-hover:block absolute z-50 left-0 bottom-full mb-1 bg-blue-100 text-gray-700 text-xs rounded-lg shadow-lg ring-1 ring-blue-200 p-3 w-64 whitespace-normal">
+              <% if org_earliest_affiliation.present? %>
+                <p>Earliest start date from affiliation records.</p>
+                <% if @organization.start_date.present? && @organization.start_date.beginning_of_month != org_earliest_affiliation.beginning_of_month %>
+                  <p class="mt-2 text-gray-500"><i class="fa-solid fa-circle-info mr-1"></i>Organization start_date (<%= @organization.start_date.strftime('%b %Y') %>) differs from earliest affiliation.</p>
+                <% end %>
+              <% else %>
+                <p>Using organization start_date.<br><br><span class="text-amber-700 font-medium">⚠ No affiliations have a start date. Add a start date to an affiliation to use it here instead.</span></p>
+              <% end %>
+              <% if org_show_aff_ended %>
+                <p class="mt-2 text-amber-700 font-medium">⚠ All affiliations have ended.</p>
+              <% end %>
+            </div>
+          </div>
         <% end %>
         <!-- Contact info -->
         <div class="mt-3 flex flex-wrap justify-center md:justify-start items-center gap-x-4 gap-y-2 text-sm">
diff --git a/app/views/people/_form.html.erb b/app/views/people/_form.html.erb
index 3156c4166..660d26d2d 100644
--- a/app/views/people/_form.html.erb
+++ b/app/views/people/_form.html.erb
@@ -12,23 +12,89 @@
       <div class="space-y-6">
         <div class="flex flex-col md:flex-row gap-4"><%= f.input :first_name, input_html: { value: f.object.first_name || @user&.first_name } %><%= f.input :last_name, input_html: { value: f.object.last_name || @user&.last_name } %><%= f.input :pronouns %></div>
 
-        <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
-          <div>
-            <%= f.input :date_of_birth,
-                        as: :date,
-                        discard_year: true,
-                        order: [:month, :day],
-                        prompt: { month: "Select Month", day: "Select Day" },
-                        wrapper_html: { class: "flex flex-wrap gap-2 items-end" },
-                        label_html: { class: "w-full" },
-                        input_html: {
-                          class: "flex-1 rounded-md border-gray-300 shadow-sm
-                        focus:border-blue-500 focus:ring focus:ring-blue-200 focus:ring-opacity-50"
-                        } %>
+        <% person = f.object.respond_to?(:object) ? f.object.object : f.object %>
+        <% decorated = person.decorate %>
+        <h3 class="font-semibold text-gray-700 mb-2">Important dates</h3>
+        <div class="rounded-lg border border-gray-200 bg-gray-50 p-4 shadow-sm">
+          <div class="flex flex-col md:flex-row gap-6">
+            <div class="shrink-0 relative group cursor-help">
+              <label class="inline-flex items-center gap-1 text-md font-medium text-gray-700 mb-1">
+                Affiliated since <i class="fa-solid fa-circle-info text-gray-400 text-xs"></i>
+              </label>
+              <div class="hidden group-hover:block absolute z-50 left-0 bottom-full mb-1 bg-blue-100 text-gray-700 text-xs rounded-lg shadow-lg ring-1 ring-blue-200 p-3 w-64 whitespace-normal">
+                <% affiliated_start = person.affiliations.minimum(:start_date) %>
+                <% if affiliated_start.nil? && person.affiliations.exists? && person.member_since.present? %>
+                  <p>Earliest start date from any affiliation, regardless of title.<br><br><span class="text-amber-700 font-medium">⚠ No affiliations have a start date. Legacy member_since value is <%= person.member_since.strftime('%b %Y') %>. Add a start date to an affiliation to use it here.</span></p>
+                <% elsif affiliated_start.nil? && person.affiliations.exists? %>
+                  <p>Earliest start date from any affiliation, regardless of title.<br><br><span class="text-amber-700 font-medium">⚠ No affiliations have a start date. Edit the affiliation records to add one.</span></p>
+                <% else %>
+                  <p>Earliest start date from any affiliation, regardless of title. Edit affiliation records to change this date.</p>
+                  <% if decorated.member_since_earlier_than_all_affiliations? %>
+                    <p class="mt-2 text-amber-700 font-medium">⚠ Member since (<%= person.member_since.strftime('%b %Y') %>) is earlier than any affiliation. Create an affiliation with that start date to reflect it on the profile.</p>
+                  <% elsif decorated.member_since_differs_from_all_affiliations? %>
+                    <p class="mt-2 text-gray-500"><i class="fa-solid fa-circle-info mr-1"></i>Member since (<%= person.member_since.strftime('%b %Y') %>) differs from the earliest affiliation start date.</p>
+                  <% end %>
+                <% end %>
+              </div>
+              <div class="pt-1">
+                <% if decorated.affiliated_end_date %>
+                  <i class="fa-solid fa-circle-xmark text-red-400 mr-1" title="No active affiliations"></i>
+                <% end %>
+                <span class="text-gray-900 font-medium"><%= decorated.affiliated_since_date&.strftime("%b %Y") || "—" %><%= " – #{decorated.affiliated_end_date.strftime('%b %Y')}" if decorated.affiliated_end_date %></span>
+                <% if decorated.affiliated_since_date.nil? && person.affiliations.exists? %>
+                  <i class="fa-solid fa-triangle-exclamation text-amber-500 ml-1"></i>
+                <% elsif decorated.member_since_earlier_than_all_affiliations? %>
+                  <p class="text-xs text-amber-700 mt-1">⚠ Earlier date on file: <%= person.member_since.strftime("%b %Y") %></p>
+                <% elsif decorated.member_since_differs_from_all_affiliations? %>
+                  <p class="text-xs text-gray-500 mt-1"><i class="fa-solid fa-circle-info mr-1"></i>Different date on file: <%= person.member_since.strftime("%b %Y") %></p>
+                <% end %>
+              </div>
+            </div>
+            <div class="shrink-0 relative group cursor-help">
+              <label class="inline-flex items-center gap-1 text-md font-medium text-gray-700 mb-1">
+                Facilitator since <i class="fa-solid fa-circle-info text-gray-400 text-xs"></i>
+              </label>
+              <div class="hidden group-hover:block absolute z-50 left-0 bottom-full mb-1 bg-blue-100 text-gray-700 text-xs rounded-lg shadow-lg ring-1 ring-blue-200 p-3 w-64 whitespace-normal">
+                <% facilitator_start = person.affiliations.where("title LIKE ?", "%Facilitator%").minimum(:start_date) %>
+                <% if facilitator_start.nil? && person.member_since.present? %>
+                  <p>Earliest start date from affiliations with 'facilitator' somewhere in the title.<br><br><span class="text-amber-700 font-medium">⚠ Currently showing the legacy member_since value (<%= person.member_since.strftime('%b %Y') %>) because no Facilitator affiliation has a start date. Add a start date to a Facilitator affiliation to stop using the legacy value.</span></p>
+                <% else %>
+                  <p>Earliest start date from affiliations with 'facilitator' somewhere in the title. Edit affiliation records to change this date.</p>
+                  <% if decorated.member_since_earlier_than_facilitator_affiliations? %>
+                    <p class="mt-2 text-amber-700 font-medium">⚠ Member since (<%= person.member_since.strftime('%b %Y') %>) is earlier than any Facilitator affiliation. Create an affiliation with that start date to reflect it on the profile.</p>
+                  <% elsif decorated.member_since_differs_from_facilitator_affiliations? %>
+                    <p class="mt-2 text-gray-500"><i class="fa-solid fa-circle-info mr-1"></i>Member since (<%= person.member_since.strftime('%b %Y') %>) differs from the earliest Facilitator affiliation start date.</p>
+                  <% end %>
+                <% end %>
+              </div>
+              <div class="pt-1">
+                <% if decorated.facilitator_end_date %>
+                  <i class="fa-solid fa-circle-xmark text-red-400 mr-1" title="No active facilitator affiliations"></i>
+                <% end %>
+                <span class="text-gray-900 font-medium"><%= decorated.facilitator_since_date&.strftime("%b %Y") || "—" %><%= " – #{decorated.facilitator_end_date.strftime('%b %Y')}" if decorated.facilitator_end_date %></span>
+                <% if decorated.member_since_earlier_than_facilitator_affiliations? %>
+                  <p class="text-xs text-amber-700 mt-1">⚠ Earlier date on file: <%= person.member_since.strftime("%b %Y") %></p>
+                <% elsif decorated.member_since_differs_from_facilitator_affiliations? %>
+                  <p class="text-xs text-gray-500 mt-1"><i class="fa-solid fa-circle-info mr-1"></i>Different date on file: <%= person.member_since.strftime("%b %Y") %></p>
+                <% end %>
+              </div>
+            </div>
+            <div class="flex-1">
+              <%= f.input :date_of_birth,
+                          as: :date,
+                          discard_year: true,
+                          order: [:month, :day],
+                          prompt: { month: "Select Month", day: "Select Day" },
+                          wrapper_html: { class: "flex flex-wrap gap-2 items-end" },
+                          label_html: { class: "w-full" },
+                          input_html: {
+                            class: "flex-1 rounded-md border-gray-300 shadow-sm
+                          focus:border-blue-500 focus:ring focus:ring-blue-200 focus:ring-opacity-50"
+                          } %>
+            </div>
           </div>
-
-          <div>
-            <% if allowed_to?(:manage?, Person) && params[:admin].present? %>
+          <% if allowed_to?(:manage?, Person) && params[:admin].present? %>
+            <div class="admin-only bg-blue-100 rounded-lg p-4 mt-3">
               <%= f.input :member_since,
                           as: :date,
                           discard_day: true,
@@ -36,7 +102,7 @@
                           end_year: Time.current.year,
                           prompt: { month: "Select Month", year: "Select Year" },
                           order: [:month, :year],
-                          label: "Affiliated since",
+                          label: "Member since (override)",
                           hint: "Pick January if you only know the year",
                           wrapper_html: { class: "flex flex-wrap gap-2 items-end" },
                           label_html: { class: "w-full" },
@@ -45,12 +111,8 @@
                             class: "flex-1 rounded-md border-gray-300 shadow-sm admin-only bg-blue-100 border-blue-200
                             focus:border-blue-500 focus:ring focus:ring-blue-200 focus:ring-opacity-50"
                           } %>
-            <% else %>
-              <label class="block text-md font-medium text-gray-700 mb-1">Affiliated since</label>
-              <span class="text-gray-900 font-medium"><%= f.object.member_since&.to_date&.strftime("%B %Y") || "—" %></span>
-              <p class="text-xs text-amber-700 mt-1">Auto-managed by affiliations</p>
-            <% end %>
-          </div>
+            </div>
+          <% end %>
         </div>
       </div>
     </div>
diff --git a/app/views/people/show.html.erb b/app/views/people/show.html.erb
index 12845ee3f..4c48b152b 100644
--- a/app/views/people/show.html.erb
+++ b/app/views/people/show.html.erb
@@ -54,11 +54,18 @@
               <span class="text-gray-500 font-normal text-base italic">(<%= @person.pronouns %>)</span>
             <% end %>
           </h1>
-          <% if @person.member_since_year.present? && @person.profile_show_member_since? %>
-            <p class="mt-1 text-gray-500 text-sm">
-              Facilitator since
-              <span class="font-medium"><%= @person.member_since_year %></span>
-            </p>
+          <% if @person.profile_show_member_since? %>
+            <% if @person.facilitator_since_date.present? %>
+              <p class="mt-1 text-gray-500 text-sm">
+                Facilitator since
+                <span class="font-medium"><%= @person.facilitator_since_date.strftime("%B %Y") %></span>
+              </p>
+            <% elsif @person.affiliated_since_date.present? %>
+              <p class="mt-1 text-gray-500 text-sm">
+                Affiliated since
+                <span class="font-medium"><%= @person.affiliated_since_date.strftime("%B %Y") %></span>
+              </p>
+            <% end %>
           <% end %>
           <!-- Contact info + social -->
           <div class="mt-3 flex flex-wrap justify-center md:justify-start items-center gap-x-4 gap-y-2 text-sm">
diff --git a/lib/domain_theme.rb b/lib/domain_theme.rb
index 5f186d714..d188127fb 100644
--- a/lib/domain_theme.rb
+++ b/lib/domain_theme.rb
@@ -38,7 +38,8 @@ module DomainTheme
     seasoned_facilitator:     :sky,
     new_facilitator:          :green,
     spotlighted_facilitator:  :pink,
-    blog_contributor:         :orange
+    blog_contributor:         :orange,
+    affiliated_person:        :slate
   }
 
   def self.color_for(key)
diff --git a/spec/views/page_bg_class_alignment_spec.rb b/spec/views/page_bg_class_alignment_spec.rb
index 577d81901..7cd23dbff 100644
--- a/spec/views/page_bg_class_alignment_spec.rb
+++ b/spec/views/page_bg_class_alignment_spec.rb
@@ -73,10 +73,10 @@
     "app/views/monthly_reports/edit.html.erb"          => "admin-or-owner",
 
     "app/views/notifications/show.html.erb"            => "admin-or-owner",
+    "app/views/organizations/show.html.erb"            => "admin-or-auth",
+    "app/views/people/show.html.erb"                   => "admin-or-owner-or-authsearchable",
     "app/views/organizations/edit.html.erb"            => "admin-or-owner",
-    "app/views/organizations/show.html.erb"            => "admin-or-owner",
     "app/views/people/edit.html.erb"                   => "admin-or-owner",
-    "app/views/people/show.html.erb"                   => "admin-or-owner-or-authsearchable",
 
     "app/views/reports/show.html.erb"                  => "admin-or-owner-or-member",
     "app/views/workshop_logs/show.html.erb"            => "admin-or-owner-or-member",