Professional Organizations

• Fellow, American Association for the Advancement of Science
• Senior Member, Institute of Electrical and Electronics Engineers
• Member, IEEE Computer Society
• Member, IEEE Communications Society
• Member, Association for Computing Machinery
• Member, Phi Kappa Phi Honor Society

Editorships

• Editor, International Journal of Foundations of Computer Science, 2005-present.
• Subject Area Editor, Journal of Parallel and Distributed Computing, 1993-2013.
• Editorial Board Member, IEEE Transactions on Parallel and Distributed Systems, 1995-1998.
• Editorial Board Member, IEEE Transactions on Computers, 1994-1997.

Program Committee Memberships

• 4th International Conference on Cloud Computing and Services Sciences (CLOSER 2014), Barcelona, Spain, April 3-5, 2014.
• 3rd International Conference on Cloud Computing and Services Sciences (CLOSER 2013), Aachen, Germany, May 8-10, 2013.
• 2nd International Conference on Cloud Computing and Services Sciences (CLOSER 2012), Porto, Portugal, April 18-21, 2012.
• 23rd IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS’11), Dallas, TX, Dec. 14-16, 2011.
• 22nd IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS’10), Marina Del Rey, CA, Nov. 9-10, 2010.
• 2010 IEEE International Symposium on Parallel and Distributed Processing with Applications (ISPA10), Taipei, Taiwan, Sept. 6-9, 2010.
• 8th IASTED International Conference on Parallel and Distributed Computing and Networks (PDCN’09), Innsbruck, Austria, Feb. 16-18, 2009.
• 20th IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS’08), Orlando, FL, Nov. 16-18, 2008.
• 19th IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS’07), Cambridge, MA, Nov. 19-21, 2007.
• 18th IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS’06), Dallas, Texas, Nov. 13-15, 2006.
• 2005 International Symposium on Parallel Architectures, Algorithms, and Networks (I-SPAN’05) (Program Committee Co-Chair), Las Vegas, Nevada, Dec. 7-9, 2005.
• 17th IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS’05), Phoenix, Arizona, Nov. 14-16, 2005.
• Special Session on Resource Scheduling in Distributed Real-Time Systems, IASTED ACST 2004 (Session Organizer), St. Thomas, US Virgin Islands, Nov. 22-24, 2004.
• 6th Workshop on Advances in Parallel and Distributed Computational Models, IPDPS-2004, Santa Fe, New Mexico, April 26-30, 2004.
• 2003 IEEE International Symposium on Signal Processing and Information Technology (ISSPIT’03), Darmstadt, Germany, Dec. 14-17, 2003.
• 15th IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS’03), Marina Del Rey, USA, Nov. 3-5, 2003.
• 5th Workshop on Advances in Parallel and Distributed Computational Models, 2003 International Parallel and Distributed Processing Symposium, Nice, France, April 22-26, 2003.
• 9th International Conference on High-Performance Computing (HiPC’02), Bangalore, India, Dec. 18-21, 2002.
• 14th IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS’02), Cambridge, MA, Nov. 4-6, 2002.
• 2002 International Conference on Parallel Processing (ICPP’02), British Columbia, Canada, Aug. 18-21, 2002.
• 6th International Symposium on Parallel Algorithms, Architectures, and Networks (I-SPAN’02), Manila, Philippines, May 22-24, 2002.
• 13th IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS’01), Anaheim, CA, Aug. 21-24, 2001.
• 3rd Workshop on Advances in Parallel and Distributed Computational Models, International Parallel and Distributed Processing Symposium, San Francisco, CA, April 23-27, 2001.
• 1st Computer Science Congress, Manila, Philippines, Nov. 30 – Dec. 2, 2000.
• 11th IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS’99), Cambridge, MA, Nov. 3-6, 1999 (Advisory committee member).
• 4th International Symposium on Parallel Algorithms, Architectures, and Networks (I-SPAN’99), Perth, Western Australia, June 23-25, 1999 (Program vice chair).
• 5th International Conference on High-Performance Computing (HiPC’98), Chennai ( Madras ), India, Dec. 18-20, 1998.
• 10th IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS’98), Las Vegas, Nevada, Oct. 28-31, 1998.
• 12th International Parallel Processing Symposium and 9th Symposium on Parallel and Distributed Processing (IPPS/SPDP’98), Orlando, Florida, March 30 – April 3, 1998.
• 3rd Workshop on Randomized Parallel Computing (WRPC’98), Orlando, Florida, April 3, 1998.
• 3rd International Symposium on Parallel Algorithms, Architectures, and Networks (I-SPAN’97), 1997.
• 1997 International Conference on Parallel and Distributed Processing Techniques and Applications (PDPTA’97), 1997.
• 2nd Workshop on Randomized Parallel Computing (WRPC’97), 1997.
• 1996 International Conference on Parallel and Distributed Processing Techniques and Applications (PDPTA’96), 1996.
• 7th Symposium on Parallel and Distributed Processing (SPDP’96), 1996.
• 8th IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS’96), 1996.