diff --git a/.DS_Store b/.DS_Store
index 20d3fc6ec9c18..8b7fb6c360b31 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/_config.yml b/_config.yml
index 2d947bde12fe2..313f8a5701037 100644
--- a/_config.yml
+++ b/_config.yml
@@ -17,8 +17,6 @@ minimal_mistakes_skin2   : "sunrise"
 
 # Publication Category - The following the list of publication categories and their headings
 publication_category:
-  books:
-    title: 'Books'
   manuscripts:
     title: 'Journal Articles'    
   conferences:
diff --git a/_pages/publications.md b/_pages/publications.md
index 6a4bcd81c7638..a03ecc4f22ff3 100644
--- a/_pages/publications.md
+++ b/_pages/publications.md
@@ -9,6 +9,15 @@ author_profile: true
   <div class="wordwrap">You can also find my articles on <a href="{{site.author.googlescholar}}">my Google Scholar profile</a>.</div>
 {% endif %}
 
-{% for post in site.publications reversed %}
-  {% include archive-single.html %}
+{% assign categories = site.publication_category %}
+
+{% for category in categories %}
+  <h2>{{ category[1].title }}</h2>
+  <ul>
+    {% for post in site.publications reversed %}
+      {% if post.category == category[0] %}
+        {% include archive-single.html %}
+      {% endif %}
+    {% endfor %}
+  </ul>
 {% endfor %}
diff --git a/_publications/2018-05-01-geometry-of-motion-nutation-stability.md b/_publications/2018-05-01-geometry-of-motion-nutation-stability.md
index 58978a667da22..80416d865d083 100644
--- a/_publications/2018-05-01-geometry-of-motion-nutation-stability.md
+++ b/_publications/2018-05-01-geometry-of-motion-nutation-stability.md
@@ -1,6 +1,7 @@
 ---
 title: "Geometry of motion and nutation stability of free axisymmetric variable mass systems"
 collection: publications
+category: manuscripts
 permalink: /publication/2018-05-01-geometry-of-motion-nutation-stability
 excerpt: 'This paper examines the geometry of motion and nutation stability in free axisymmetric variable mass systems.'
 date: 2018-05-01
diff --git a/_publications/2018-08-01-angular-momentum-free-variable-mass-systems.md b/_publications/2018-08-01-angular-momentum-free-variable-mass-systems.md
index aa3aa0e334b48..44caf7b9b6a33 100644
--- a/_publications/2018-08-01-angular-momentum-free-variable-mass-systems.md
+++ b/_publications/2018-08-01-angular-momentum-free-variable-mass-systems.md
@@ -1,6 +1,7 @@
 ---
 title: "Angular momentum of free variable mass systems is partially conserved"
 collection: publications
+category: manuscripts
 permalink: /publication/2018-08-01-angular-momentum-free-variable-mass-systems
 excerpt: 'This paper demonstrates that angular momentum of free variable mass systems is partially conserved.'
 date: 2018-08-01