Defended on April 02, 2012. His thesis is titled "Extending Context-oriented Programming to new Application Domains: Run-time Adaption Support for Java".

Defended on March 14, 2012. His thesis is titled "Structuring Process Models".

Defended on February 16, 2012. His thesis is titled "Model-driven Security in Service-oriented Architectures - Leveraging Security Patterns to Transform High-level Security Requirements to Technical Policies".

Defended on December 16, 2011. His thesis is titled "Enriched Service Descriptions: Source, Approaches and Usages".

Defended on November 22, 2011. His thesis is titled "Ein Ansatz zur Analyse und Beschreibung von Nebenläufigkeit in Betriebssystemen".

Defended on July 14, 2011. His thesis is titled "Quantitative Modeling and Analysis with FMC-QE".

Defended on May 27, 2011. His thesis is titled "Monitoring Virtual Team Collaboration: Methods, Applications, and Experiences in Engineering Design"

Defended on December 02, 2010. His thesis is titled "Verarbeitung von Ereignisströmen im Betriebssystemkern". Please find more information here.

She is the first Alumni that successfully defended her Ph.D. thesis at the ICT4D lab at the University of Cape Town.

Orna is the first student that defended her Ph.D. thesis at the Hasso Plattner Center for Scalable Computing in Haifa.