From e80c83ac183c48bd4c8d7193ddb63372a7ddb143 Mon Sep 17 00:00:00 2001
From: Jay Miller <kjaymiller@gmail.com>
Date: Sat, 17 Jan 2026 10:41:14 -0500
Subject: [PATCH 1/4] Ensure author bios display correctly with author list

---
 _layouts/post.html | 16 +++++++++-------
 app.py             |  3 +++
 2 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/_layouts/post.html b/_layouts/post.html
index 4e5eb01..de956b1 100644
--- a/_layouts/post.html
+++ b/_layouts/post.html
@@ -30,13 +30,15 @@ <h1 class="post-title p-name" itemprop="name headline">{{ title }}</h1>
   </article>
 </section>
 
-{% set author = authors %}
 <section>
-  {% if author and author.bio %}
-  <hr />
-    <h3>About {{author.name}}</h3>
-    <p>{{author.bio|e}}</p>
-  </section>
-  {% endif %}
+  {% for author_name in author %}
+    {% set author_data = SITE_AUTHORS | selectattr("name", "equalto", author_name) | first %}
+    {% if author_data and author_data.bio %}
+      <hr />
+      <h3>About {{author_data.name}}</h3>
+      <p>{{author_data.bio|e}}</p>
+    {% endif %}
+  {% endfor %}
+</section>
 
 {% endblock %}
diff --git a/app.py b/app.py
index f5ccb68..1fbc05d 100644
--- a/app.py
+++ b/app.py
@@ -31,6 +31,9 @@
 app.site_vars["navigation"] = navigation
 app.site_vars["DATETIME_FORMAT"] = "%d %b %Y"
 app.site_vars["year"] = str(datetime.date.today().year)
+app.site_vars["SITE_AUTHORS"] = json.loads(
+    pathlib.Path("_data/authors.json").read_text()
+)
 
 
 @app.page

From 3d307ec8c929400f7272669b287116a2082709da Mon Sep 17 00:00:00 2001
From: Jay Miller <kjaymiller@gmail.com>
Date: Sat, 17 Jan 2026 10:46:39 -0500
Subject: [PATCH 2/4] Update templates to handle missing author field
 gracefully

---
 _layouts/blog-list.html | 2 +-
 _layouts/post.html      | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/_layouts/blog-list.html b/_layouts/blog-list.html
index 0c6599d..bb8ecf9 100644
--- a/_layouts/blog-list.html
+++ b/_layouts/blog-list.html
@@ -12,7 +12,7 @@ <h2><a href="{{ page }}.html">
           {% if page.description %}
           <p>{{page.description}}</p>
           {% endif %}
-          <small>{{page.author | join(", ")}} - <strong>{{page.date | format_datetime}}</strong></small>
+          <small>{% if page.author %}{{page.author | join(", ")}} - {% endif %}<strong>{{page.date | format_datetime}}</strong></small>
         </div>
       </article>
     {% endfor %}
diff --git a/_layouts/post.html b/_layouts/post.html
index de956b1..feea39f 100644
--- a/_layouts/post.html
+++ b/_layouts/post.html
@@ -15,13 +15,14 @@
     <header class="post-header">
       <h1 class="post-title p-name" itemprop="name headline">{{ title }}</h1>
       <p class="post-meta">
+        {% if author %}
         <span itemprop="author" itemscope itemtype="http://schema.org/Person">
           {% for person in author %}
           <span class="p-author h-card" itemprop="name">{{ person }}</span>
           {% if not loop.last %}, {% endif %}
           {% endfor %}
         </span>
-
+        {% endif %}
       </p>
     </header>
     <div class="post-content e-content" itemprop="articleBody">
@@ -31,6 +32,7 @@ <h1 class="post-title p-name" itemprop="name headline">{{ title }}</h1>
 </section>
 
 <section>
+  {% if author %}
   {% for author_name in author %}
     {% set author_data = SITE_AUTHORS | selectattr("name", "equalto", author_name) | first %}
     {% if author_data and author_data.bio %}
@@ -39,6 +41,7 @@ <h3>About {{author_data.name}}</h3>
       <p>{{author_data.bio|e}}</p>
     {% endif %}
   {% endfor %}
+  {% endif %}
 </section>
 
 {% endblock %}

From 2c0bc95b4c582f994726de1316a934c78a9e4e48 Mon Sep 17 00:00:00 2001
From: Jay Miller <kjaymiller@gmail.com>
Date: Sat, 17 Jan 2026 10:47:26 -0500
Subject: [PATCH 3/4] Allow missing author field, but enforce non-empty list if
 present

---
 .frontmatter_check.yaml      | 1 -
 scripts/check_author_list.py | 5 +++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/.frontmatter_check.yaml b/.frontmatter_check.yaml
index a28e91b..8dd683e 100644
--- a/.frontmatter_check.yaml
+++ b/.frontmatter_check.yaml
@@ -8,4 +8,3 @@ patterns:
       - field_name: lang
       - field_name: layout
       - field_name: title
-      - field_name: author
diff --git a/scripts/check_author_list.py b/scripts/check_author_list.py
index 8ba6db4..f02b2a4 100644
--- a/scripts/check_author_list.py
+++ b/scripts/check_author_list.py
@@ -17,6 +17,11 @@ def check_authors():
                 if not isinstance(author, list):
                     print(f"Error: Author in {file_path} is not a list: {author}")
                     failed = True
+                elif len(author) == 0:
+                    print(
+                        f"Error: Author list in {file_path} is empty. Remove the field if there is no author."
+                    )
+                    failed = True
         except Exception as e:
             print(f"Error processing {file_path}: {e}")
             failed = True

From 0c2960b1d7b61e6962080bc22d6f51462e85cb25 Mon Sep 17 00:00:00 2001
From: Jay Miller <kjaymiller@gmail.com>
Date: Sat, 17 Jan 2026 10:49:04 -0500
Subject: [PATCH 4/4] Handle missing author field in event list template

---
 _layouts/event-list.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/_layouts/event-list.html b/_layouts/event-list.html
index d3a71a6..b943160 100644
--- a/_layouts/event-list.html
+++ b/_layouts/event-list.html
@@ -7,7 +7,7 @@ <h1>{{title}}</h1>
         <h2><a href="{{ page }}.html">
           {{ page.title }}
         </a></h2>
-        <small>{{page.author}} {{page.date}}</small>
+        <small>{% if page.author %}{{page.author | join(", ")}} {% endif %}{{page.date}}</small>
       </article>
     {% endfor %}
     </section>