- Homeland Security
- PDPTA 2001
- WSES Multiconference on applied and theoretical Mathematics
- GAMM Workshop on Numerical Linear Algebra
- Recent Developments in Applied Mathematics and Mechanics
- SIAM Conference on Geometric Design & Computing
- The 6th INFORMS Conference on Information Systems and Technology (CIST 2001)
- Real Option Valuation Seminar
- INFORMS Teaching Management Science Workshop 2006
- IEEE World Congress on Evolutionary Computation 2006 (WCCI 2006)
- Towards A Sustainable Excellence
- The 4th International Conference on Electronic Commerce Research
- Symposium on Symbolic and Algebraic Computation
- Intl Conference on Optimization & Optimal Control
- Real Option Valuation Seminar
- Seventh European Workshop on Efficiency & Productivity Analysis
- Growing the International Firm: Success in Mergers, Acquisitions, Networks, and Alliances
- International Workshop on Nature Inspired Cooperative Strategies for Optimization (NICSO 2007)
- 10th International Conference on Application of Advanced Technology in Transportation (AATT 2008)
- OPTIMA 2001