Professional Services

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Optimization Section of INFORMS
Vice Chair for Nonlinear Programming, 2002-2004.

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Panel Member
National Science Foundation Proposal Review Panel (multiple times).
Optimization Collaborative Working Group, sponsored by NCI (National Cancer Institute) and NSF, 2002.

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Proposal Referee
National Science Foundation, Department of Energy

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Journal Referee and Reviewer

Mathematical Programming	SIAM Journal on Optimization
SIAM Journal on Numerical Analysis	SIAM Journal on Optimization and Control
IMA Journal of Numerical Analysis	J. of Optimization: Theory and Applications
Optimization Methods and Software	Computational Optimization and Applications
Mathematics of Operations Research	Mathematical Review

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Conference Cluster/Session Organizer/Chair
- Session Title: Nonlinear Optimization. The 11th EUROPT Workshop on Advances in Continuous Optimization. Florence, Italy. June 28th, 2013.
- Session Title: Efficient Algorithms for Low-rank Matrix Optimization and their Applications (co-organized with Wotao Yin). Mini-Symposium at SIAM Conference on Optimization. May 16-19, 2011. Darmstadtium Conference Center, Darmstadt, Germany.
- Cluster Title: Sparse Optimization (co-chair: Michael Saunders and Peter Richtarik). Cluster at the 20th International Symposium of Mathematical Programming (ISMP09). Chicago, Illinois, USA from August 23 - 28 2009.
- Session Title: Recent Advances in L1-minimization algorithms and Applications (co-organized with Wotao Yin). Mini-Symposium at SIAM Conference on Optimization, Second Mathematical Programming Society International Conference on Continuous Optimization. August 13-16, 2007. Hamilton, Ontario, Canada.
- Session Title: ICS Prize Tutorial. INFORMS Annual Meeting 2002, San Jose, Nov. 17-20, 2002.
- Session Title: Nonlinear Programming Techniques in Discrete Optimization, Mini-Symposium at SIAM Conference on Optimization, Toronto, May 20-22, 2002.
- Session Title: Novel Approaches to Hard Discrete Optimization, Chair of Session F.2., Waterloo, Canada, April 26-28, 2001.
- Session Title: Nonlinear Programming, Integer Programming and Interior-Point Algorithms. 2000 San Antonio INFORMS Meeting. San Antonio, Texas, November 5-8, 2000.
- Session Title: Algorithms for Large-Scale Semidefinite Programs. 17th International Symposium on Mathematical Programming, Atlanta, Georgia, August 7-11, 2000.
- Mini-symposium: Honoring the 60-th Birthday of Prof. Richard A. Tapia, 1998 SIAM annual meeting, Toronto, Canada, July 12-17, 1998.
- Cluster Chair for Linear Programming. 1997 Dallas INFORMS meeting, Dallas, Texas, October 26-29, 1997.
- Session Title: Primal-Dual Interior-Point Algorithms for Semidefinite Programming (co-organizer: M. Kojima). 16th International Symposium on Mathematical Programming, Lausanne, Switzerland, August 24-29, 1997.
- Session Title: Nonlinear Programming. 1996 Washington INFORMS Meeting, Washington, D.C., May 15-18, 1996.