diff --git a/content/multiple-authors.jpg b/content/multiple-authors.jpg
new file mode 100644
index 000000000..775b5e6f3
Binary files /dev/null and b/content/multiple-authors.jpg differ
diff --git a/themes/vocabulary_theme/templates/macros/posts.html b/themes/vocabulary_theme/templates/macros/posts.html
index c898e7864..468ef3570 100644
--- a/themes/vocabulary_theme/templates/macros/posts.html
+++ b/themes/vocabulary_theme/templates/macros/posts.html
@@ -4,7 +4,15 @@
 {% macro render_post_summary(post, skip_gravatar=false) %}
   <div class="column is-one-third is-paddingless padding-horizontal-big padding-top-bigger">
     <article class="card entry-post horizontal no-border blog-entry">
-      {{ render_author_gravatar(post, skip_gravatar) }}
+      {% if post.author|length >= 2 %}
+        <header>
+          <figure class="image blog-image">
+            <img class="profile" src="/multiple-authors.jpg" alt="multiple authors image"/>
+          </figure>
+        </header>
+      {% else %}
+          {{ render_author_gravatar(post, skip_gravatar) }}
+      {% endif %}
       <div class="blog-content">
         <h4 class="b-header"><a class="blog-title" href="{{ post|url }}">{{ post.title }}</a></h4>
         {{ render_authors_byline(post) }}