Professional Activities
- Dean, Faculty of Engineering and Natural Sciences, Sabancı University. July 2008- December 2011.
- Executive Chairman of the Basic Sciences Research Grants Committee (TBAG), The Scientific and Technical Research Council of Turkey (TÜBİTAK), Sept. 1995- Sept. 1998.
- Chairman, Dept of Math. Eastern Mediterranean Univ. 1994?1995.
- Assistant Chairman, Dept. of Math. Middle East Tech. Univ. 1988?1991.
- Member of the Executive Board of Matematik Vakfı (Mathematics Foundation). 1995-
- Editor of Matematik Dünyası. 1996?1997.
- Member of Türk Matematik Derneği (Turkish Mathematics Association)
Activities Related to the Mathematical Olympiads:
- Member of the National Math. Olympiad Committee. 1993-1994, 1995-1997.
- Preparation and selection of the Turkish teams. 1986- 1998
- Member of the Organizing Committee for IMO 93.
- Head of the Problem Committee and Chief Coordinator for IMO 93.