In his past research, he has worked extensively on enterprise modeling and collaborations. His research interests include security and dynamic and autonomic architectures. His current academic research interests include service systems in both the service sector and ICT. In particular, he studies the ecosystem of services and the multidisciplinary modeling approach to design service computing for ubiquitous and self-organized systems. Dr. Badr is vigorously involved in a series of international conferences and serves on the editorial boards of several international journals. He has also been a guest editor for journal special issues and serves as a reviewer for prestigious conferences and journals. More information can be found at http://youakim.free.fr.