diff --git a/_data/authors.yml b/_data/authors.yml
index 71abc72b..fcaa078c 100644
--- a/_data/authors.yml
+++ b/_data/authors.yml
@@ -24,7 +24,7 @@ leon_barnard:
 adam_locke:
   name: Adam Locke
   avatar: https://docslikecode.com/images/adam_locke.jpg
-  github: //github.com/lockewritesdocs  
+  github: //github.com/lockewritesdocs
   twitter: iamlockeness
   bio: "API Writer"
 
@@ -32,12 +32,19 @@ diana_lakatos:
   name: Diána Lakatos
   avatar: https://pronovix.com/sites/default/files/styles/526x526/public/diana_lakatos.png
   github: //github.com/diana-lakatos
-  twitter: 
+  twitter:
   bio: "Senior Technical Writer"
 
 margaret_eker:
   name: Margaret Eker
   avatar: https://docslikecode.com/images/margaret_eker.jpg
   github: //github.com/meker12
-  twitter: 
+  twitter:
   bio: "Senior Technical Writer"
+
+tom_johnson:
+  name: Tom Johnson
+  avatar: https://docslikecode.com/images/tom_johnson.jpg
+  github: //github.com/tomjoht
+  twitter: http://twitter.com/tomjohnson
+  bio: "Technical Writer"
diff --git a/_posts/articles/2018-02-12-change-case-study.md b/_posts/articles/2018-02-12-change-case-study.md
index a11c6340..6227388c 100644
--- a/_posts/articles/2018-02-12-change-case-study.md
+++ b/_posts/articles/2018-02-12-change-case-study.md
@@ -7,7 +7,7 @@ categories: articles
 author: tom_johnson
 tags: [engineering, security, github, git, jekyll, static site, change, culture, teamwork, collaboration, development]
 image:
-  feature: laurencehorton-traintracks.jpg
+  feature: laurencehorten-traintracks.jpg
   credit: Flickr laurencehorton
   creditlink: https://flic.kr/p/e3AsFw
 comments: false