diff --git a/app/assets/stylesheets/application.css b/app/assets/stylesheets/application.css
index 4f83ced..4bceb4a 100644
--- a/app/assets/stylesheets/application.css
+++ b/app/assets/stylesheets/application.css
@@ -3290,7 +3290,7 @@ hr {
 
 .speakers-list__item {
   display: grid;
-  grid-template-columns: auto 2.5rem 5rem 1fr 2fr auto;
+  grid-template-columns: auto 2.5rem 5rem 1fr 2fr auto auto;
   gap: 0.75rem;
   align-items: center;
   padding: 0.5rem 0.75rem;
@@ -3306,6 +3306,8 @@ hr {
 .speakers-list__time     { color: #1F6B45; font-variant-numeric: tabular-nums; }
 .speakers-list__name     { font-weight: 500; color: #1f242a; }
 .speakers-list__title    { color: #525C66; font-size: 0.9375rem; }
+.speakers-list__slides a        { color: #C41C1C; font-weight: 600; text-decoration: underline; white-space: nowrap; }
+.speakers-list__slides--missing { color: #9aa1a8; font-style: italic; font-size: 0.875rem; white-space: nowrap; }
 
 .btn-small { padding: 0.25rem 0.625rem; font-size: 0.8125rem; }
 
diff --git a/app/views/admin/lightning_talk_signups/_speakers_list.html.erb b/app/views/admin/lightning_talk_signups/_speakers_list.html.erb
index c0e5824..fd67ea2 100644
--- a/app/views/admin/lightning_talk_signups/_speakers_list.html.erb
+++ b/app/views/admin/lightning_talk_signups/_speakers_list.html.erb
@@ -9,6 +9,16 @@
       <span class="speakers-list__time"><%= signup.slot_start_label %></span>
       <span class="speakers-list__name"><%= signup.user.full_name %></span>
       <span class="speakers-list__title"><%= signup.talk_title.presence || "—" %></span>
+      <span class="speakers-list__slides">
+        <% if signup.slides_url.present? %>
+          <%= link_to "Open slides ↗",
+                      signup.slides_url,
+                      target: "_blank",
+                      rel: "noopener noreferrer" %>
+        <% else %>
+          <span class="speakers-list__slides--missing">no slides yet</span>
+        <% end %>
+      </span>
       <%= button_to "Remove",
                     admin_schedule_item_lightning_talk_signup_path(schedule_item, signup),
                     method: :delete,