diff --git a/people/clange.md b/people/clange.md
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+---
+layout: person
+menu_title: Christoph Lange
+title: Christoph Lange
+menu_order: 102
+fullname: Dr. Christoph Lange
+role: phd-student
+pic: public/images/clange.jpg
+start-date: 2008-07
+end-date: 2012-08
+---
+### Thesis Title:
+Enabling Collaboration on Semiformal Mathematical Knowledge by Semantic Web Integration 
+### Current Affiliation?
+Enterprise Information Systems, Fraunhofer IAIS Bonn
+### Current Home Page
+https://langec.wordpress.com/about/
diff --git a/people/fhorozal.md b/people/fhorozal.md
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+---
+layout: person
+menu_title: Fulya Horozal
+title: Fulya Horozal
+menu_order: 102
+fullname: Dr. Fulya Horozal
+role: phd-student
+pic: public/images/fhorozal.jpg
+start-date: 2010-05
+end-date: 2014-12
+---
+### Thesis Title:
+Framework for Defining Declarative Languages 
+### Current Affiliation?
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