1. Timothy C. Lethbridge, Gunter Mussbacher, Andrew Forward, Omar Badreddin. Teaching UML Using Umple: Applying Model-Oriented Programming in the Classroom. In Proceedings of CSEE&T 2011, co-located with ICSE 2011. Pages 421-428. DOI: 10.1109/CSEET.2011.5876118. Available: http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=5876118&tag=1

2. Omar Badreddin, “Empirical Evaluation of Research Prototypes at Variable Stages of Maturity”, User Evaluations for Software Engineering Researchers (USER), 2013 2nd International Workshop on, 10.1109/USER.2013.6603076. 2013 , Pages: 1- 4.

3. Omar Badreddin, Andrew Forward, Timothy C. Lethbridge. Model Oriented Programming: An Empirical Study of Comprehension. In proceedings of the 2012 Conference of the Center for Advanced Studies on Collaborative Research. Winner of ‘Best Student Paper’ award.