Activities

Previous Academic Positions:

Professor and Chair of Computer Architecture and Communication, Humboldt-Universitaet, Berlin, Germany July 1994 - September 2012

Professor - The University of Texas at Austin, USA, 1977 - 1994

  • The University of Texas at Austin, Visiting Assistant Professor, 1977-1979
  • The University of Texas at Austin, Assistant Professor, 1979-1983
  • The University of Texas at Austin, Associate Professor, 1983-1989
  • The University of Texas at Austin, Professor, 1989-94
  • The University of Texas at Austin, Bettie Margaret Smith Professorship in Engineering, 1989-91
  • The University of Texas at Austin, Southwestern Bell Foundation Endowed Professorship in Engineering, 1991-94

Other Professional Experience (two months or longer):

  • Consiglio Nazionale delle Ricerche (CNR), Professor and Scientist, Pisa, 2002
  • Bell Labs, Lucent Technologies, Visiting Research Scientist, Murray Hill, NJ, 1996
  • IBM Corporation, T.J. Watson Research Center, Yorktown Heights, New York, Visiting Research Scientist, 1985
  • IBM Corporation, T.J. Watson Research Center, Yorktown Heights, New York, Visiting Research Scientist, 1984
  • IBM Corporation, Austin, Texas, Visiting Research Scientist, 1981
  • University of Waterloo, Canada, Research Fellow, 1977
  • Technical University of Wroclaw, Adjunct, 1976
  • Arup Company, London, System Analyst, 1973

Sabbaticals (two months or longer):

  • IBM-Japan Chair, Keio University, Yokohama, Japan
  • Stanford University, USA
  • New York University, USA
  • Universita di Roma "La Sapienza", Italy
  • Chinese University of Hong Kong
  • Technische Universität Wien, Austria
  • Princeton University, USA

Main Research and Development Contributions:

Comparison diagnosis models (MM- and MM*-model)

Two pioneering parallel computer projects (co-designed and co-implemented first-ever multistage network-based system)

Theory and practice of parallel network design (especially hybrid circuit and packet switched protocol)

Comprehensive WSI, comparison-based method for system diagnosis networks testing (design an implementation)

Failure prediction techniques (co-developed and implemented)

Consensus- based framework for responsive (fault-tolerant, real-time) computer systems design

Honors and Awards:

  • Rector's Prize for Ph.D. Dissertation at Technical University of Wroclaw, Poland
  • The Texas Atomic Energy Research Foundation Centennial Fellowship in Electrical Engineering
  • Bettie Margaret Smith Professorship in Engineering
  • Senior Member, Institute of Electrical and Electronics Engineers
  • Subject Area Editor, Journal of Parallel and Distributed Computing
  • Listed in American Men and Women of Science
  • Southwestern Bell Foundation Endowed Professorship in Engineering
  • Editorial Board Member: Journal of Real-Time Systems
  • Editorial Board Member: Journal of Internet Engineering
  • Subject Area Editor, Journal of Parallel and Distributed Computing
  • Associate Editor: ACM Computing Surveys
  • Advisory Board Member: Journal of Interconnection Networks
  • Steering Committee Member: European Dependable Computing Conference (EDCC)
  • Steering Committee Member: International Service Availability Symposium (ISAS)

Memberships in Professional and Honorary Societies:

Association for Computing Machinery

Institute of Electrical and Electronics Engineers (IEEE)

IEEE Computer Society

IEEE Technical Committees on

Dependable Computing and Fault Tolerance Computer Architecture Distributed Processing Real-Time Systems (Member of Advisory Committee)

Funding:

Extensive experience in managing research teams, developing and delivering quantifiable results in numerous research projects, chairing a number of academic committees as well as the Department of Computer Science at the Humboldt University in Berlin. Principal or Co-Principal Investigator on over 60 projects, many of them multi-million endeavours, involving most prominent foundations and companies including among others:

  • US National Science Foundation
  • Microelectronics and Computer Consortium
  • Defense Advanced Research Projects Agency (DARPA)
  • Office of Naval Research (ONR)
  • IBM Corporation
  • Microsoft Corporation
  • Bell Labs, AT&T
  • Intel Corporation
  • General Research Corporation
  • System Development Corporation
  • Kokusai Denshin Denwa Co. (KDD-Japan)
  • National Institute of Information and Communications Technology (NICT- Japan)
  • European Commission
  • German Research Foundation (Deutsche Forschung Gemeinschaft)
  • German Ministry for Research and Technology (Bundesministerium für Forschung und Technik - BMFT)
  • German Ministry for Economy and Technology (Bundesministerium für Wirtschaft und Technik - BMWT)
  • Federal Office of Information Security (Bundesamt für Sicherheit der Information - BSI)
  • Daimler AG
  • Siemens AG
  • Hasler Foundation

Professional Activities:

10th International Workshop on Software Aging and Rejuvenation (WoSAR 2018), Program Committee Member, Memphis, USA, October 18, 2018

10th International Workshop on Software Engineering for Resilient Systems (SERENE 2018), Program Committee Member, Iasi, Romania, September 10, 2018

9th International Workshop on Software Aging and Rejuvenation (WoSAR 2017), Program Committee Member, Toulouse, France, October 26, 2017

6th D-A-CH+ Energy Informatics Conference, 2016, Program Committee Member, Lugano, Switzerland, October 4-5, 2017

13th European Dependable Computing Conference (EDCC-13), Program Committee Member, Geneva, Switzerland, September 6-8, 2017

9th International Workshop on Software Engineering for Resilient Systems (SERENE 2017), Program Committee Member, Geneva, Switzerland, September 4-5, 2017

16th International Workshop on Assurance in Distributed Systems and Networks (ADSN2017), General Chair, Atlanta, USA, June 5, 2017

5th D-A-CH+ Energy Informatics Conference, 2016, Program Committee Member, Klagenfurt, Austria, September 29-30, 2016.

2016 IEEE Cyber Science and Technology Congress (CyberSciTech 2016), General Co-Chair, Auckland, New Zealand, August 8-12, 2016.

IEEE Services 2016, Emerging Technology Track on Dependable and Secure Services (DSS 2016), Program Committee Member, San Francisco, USA, June 27- July 1, 2016.

15th International Workshop on Assurance in Distributed Systems and Networks (ADSN2014), General Chair, Nara, Japan, June 27, 2016.

12th Workshop on Dependability and Fault Tolerance, VERFE’16, Program Committee Member, Nuremberg, Germany, April 4 – 7, 2016.

14th International Workshop on Assurance in Distributed Systems and Networks (ADSN2014), General Chair, Columbus, Ohio, USA, June 29, 2015.

11th Workshop on Dependability and Fault Tolerance, VERFE’15, Program Committee Member, Porto, Portugal, March 24- 27, 2015.

4th Workshop on Open Systems Dependability, WOSD’14, Program Committee Member, Ottawa, Canada, November 4, 2014.

13th International Workshop on Assurance in Distributed Systems and Networks (ADSN2014), General Chair, Madrid, Spain, June 30, 2014. 

10th Workshop on Dependability and Fault Tolerance, VERFE’14, Program Committee Member, Porto, Portugal, February 25 - 28, 2014.

3rd International Workshop on Open Systems Dependability, WOSD’14, Program Committee Member, Pasadena, California, USA, November 3, 2013.

12th International Workshop on Assurance in Distributed Systems and Networks (ADSN2013), General Chair, Philadelphia, USA, July 8, 2013.

9th Workshop on Dependability and Fault Tolerance, VERFE’13, Program Committee Member, Prague, Czech Republic, February 19-22, 2013. 

18th Pacific Rim International Symposium on Dependable Computing (PRDC 2012), Program Committee Member, Nigata, Japan, November 18-19, 2012. 

3rd International Symposium on Multidisciplinary Emerging Networks and Systems (MENS2012), Fukuoka, Japan, September 4, 2012. 

11th International Workshop on Assurance in Distributed Systems and Networks (ADSN2012), Program Vice- Chair Macau, China June 18, 2012. 

17th Pacific Rim International Symposium on Dependable Computing (PRDC 2011), Program Committee Member, Pasadena, California, USA, December 12-14, 2011. 

3rd IEEE International Workshop on Software Aging and Rejuvenation (WoSAR 2011), Program Committee Member, Hiroshima, Japan, 29 November – 2 December 2011.

10th IEEE Symposium on Network Computing and Applications (NCA11), Program Committee Member, Cambridge, USA, August 25 – 27, 2011.

41st Annual IEEE/IFIP International Conference on Dependable Systems and Networks, Program Committee Member, Hong Kong, June 27-30, 2011.

DSN 2011 Workshop on Proactive Failure Avoidance, Recovery and Maintenance (PFARM 2011), Co-Chair, Hong Kong, June 27-30, 2011.

5th Latin-American Symposium on Dependable Computing (LADC), Program Committee Member, Sao Paulo, Brasil, April 25-29, 2011.

10th International Workshop on Assurance in Distributed Systems and Networks (ADSN2011), Program Committee Member, Hiroshima, Japan, March 26-27, 2011.

1st Workshop on Software-Controlled, Adaptive Fault-Tolerance in Microprocessors, Program Committee Member, Como, Italy, February 22, 2011. 

16th Pacific Rim International Symposium on Dependable Computing (PRDC 2010), Program Committee Member, Tokyo, Japan, December 13-15, 2010. 

2nd IEEE International Workshop on Software Aging and Rejuvenation (WoSAR 2010), Program Committee Member, San Jose, California, USA, November 2, 2010.

RACOS 2010 : 1st International Workshop on Resilience Assessment of COmplex Systems, Program Committee Member, Delhi, India, October 31, 2010. 

1st International Conference on Parallel, Distributed and Grid Computing, Program Committee Member, Waknaghat, Solan, Himachal Pradesh, India, October 28-30, 2010. 

2nd International Symposium on Multidisciplinary Emerging Networks and Systems (MENS2012), Xi’an, China, October 26 - 29, 2010.

3rd International Conference on Dependability (DEPEND 2010), Program Committee Member, Venice/Mestre, Italy, July 18 - 25, 2010.

9th IEEE Symposium on Network Computing and Applications (NCA10), Program Committee Member, Cambridge, USA, July 15-17, 2010.

9th International Workshop on Assurance in Distributed Systems and Networks (ADSN 2010), Program Chair, Genoa, June 2010.

DSN 2010 Workshop on Proactive Failure Avoidance, Recovery and Maintenance (PFARM 2010), Co-Chair, Chicago, June 2010.

Workshop on Isolation and Integration for Dependable Systems (IIDS), Program Committee Member, Co-located with EuroSys'2010, Paris, France, April 13, 2010.

6th Workshop on Dependability and Fault Tolerance, in connection with ARCS 2009, Program Committee Member, Delft, The Netherlands, March 10-13, 2009. 

3rd IEEE TCSC Doctoral Symposium in conjunction with the 9th IEEE International Symposium on Cluster Computing and the Grid (CCGrid 2009), Program Committee Member, Shanghai, China, 18.21. Mai 2009.

4th Latin-American Symposium on Dependable Computing (LADC), Program Committee Member, Joao Pessoa, Brasil, September 1-4, 2009.

11th International Symposium on Stabilization, Safety and Security of Distributed Systems (SSS 2009), Program Committee Member, Lyon, France, November 3-6, 2009.

1st Workshop on Field Failure Data Analysis: Challenges and Approaches (F2DA 2009), Workshop Committee Member, Niagara Falls, New York, USA, September 27-30, 2009.

EuroSys Workshop on Virtualization Technology for Dependable Systems (VTDS’09), Program Committee Member, 2009. 

15th Pacific Rim International Symposium on Dependable Computing (PRDC 2009). Program Committee Member, 2009. 

2nd International Conference on Dependability (DEPEND 2009), Program Committee Member, 2009. 

6th IFIP International Conference on Network and Parallel Computing, Program Committee Member, 2009. 

8th IEEE Symposium on Network Computing and Applications (NCA09), Program Committee Member, Cambridge, USA, July 9-11, 2009. 

1st Workshop on Field Failure Data Analysis: Challenges and Approaches (F2DA 2009), Program Committee Member, 2009. 

8th International Workshop on Assurance in Distributed Systems and Networks (ADSN 2009), Program Vice Chair, 2009. 

DSN 2009 Workshop on Proactive Failure Avoidance, Recovery and Maintenance (PFARM 2009), Co-Chair, Lisbon, June, 2009. 

3rd IEEE TCSC Doctoral Symposium in conjunction with the 9th IEEE International Symposium on Cluster Computing and the Grid (CCGrid 2009), Program Committee Member, Shanghai, China, May 18-21, 2009.

6th Workshop on Dependability and Fault Tolerance (in connection with ARCS), Program Committee Member, Delft, Netherlands, March 10-13, 2009.

13th International Symposium on Pacific Rim Dependable Computing (PRDC), Program Committee Member, Taipei, Taiwan, December15-17,2008.

11th IEEE High Assurance Systems Engineering Symposium (HASE 08),Program Committee Member, Nanjing, China, December 3-5,2008.

SRDS2008 Workshop on Sharing Field Data and Experiment Measurements on Resilience of Distributed Computing Systems, Program Committee Member, Naples, Italy, October 2008.

7th IEEE Symposium on Network Computing and Applications (NCA08),Program Committee Member, Cambridge, USA, July 10-12, 2008.

7th International Workshop on Assurance in Distributed Systems and Networks (ADSN 2008), Program Vice Chair, Beijing, China,June 20,2008.

7th European Dependable Computing Conference (EDCC-7), Program Committee Member, Kaunas, Lithuania, May 7-9, 2008.

13th International Symposium on Pacific Rim Dependable Computing (PRDC), Program Committee Member, Melbourne, Australia, December17-19,2007.

26th IEEE Symposium on Reliable Distributed Systems (SRDS-26), Program Committee Member, Beijing, China, October 10-12, 2007.

6th International Symposium on Network Computing and Applications(NCA07), Program Committee Member, Boston, USA, July12-14 2007.

6th International Workshop on Assurance in Distributed Systems and Networks (ADSN2007), Program Vice-chair, Toronto, Canada, June29,2007.

37th Annual IEEE/IFIP International Conference on Dependable Systems and Networks, Program Committee Member, Edinburgh, Scotland, June25-28,2007.

4th International Service Availability Symposium, ISAS2007,Program Committee Member, Durham, New Hampshire, USA, May 21-22,2007.

12th Workshop on Dependable Parallel, Distributed and Network-Centric Systems, Program Committee Member, Long Beach,California, USA,March 26-30, 2007.

5th Workshop "Dependability and Fault Tolerance, Program Committee Member, Zurich, Switzerland, March 15, 2007.

International Symposium on Service-Oriented System Engineering(SOSE2006),General Co-Chair, Shanghai, China, October 25-27, 2006.

6th European Dependable Computing Conference (EDCC-6),Program Committee Member, Coimbra, Portugal, October 18-20, 2006.

The Fifth International Conference on Assurance in Distributed Systems and Networks (ADSN2006), Program Committee Chair, Lisbon,Portugal,July 2006.

3rd International Service Availability Symposium,ISAS2006, Program Committee Member, Helsinki, Finland, May 15-16,2006.

11th Workshop on Dependable Parallel, Distributed and Network-Centric Systems, Program Committee Member, Rhode Island,Greece, April25.-29. 2006.

4th Workshop "Dependability and Fault Tolerance, Program Committee Member, Johann Wolfgang Goethe Universität, Frankfurta. M.,Germany, March 16, 2006.

24th Symposium on Reliable Distributed Systems (SRDS2005), Program Committee Member, Orlando, Florida, USA, October26-28, 2005.

High Assurance Systems Engineering (HASE 05), Program Committee Member,Heidelberg, Germany, October 12-14, 2005.

8th Euromicro Conference on Digital System Design (DSD),Program Committee Member, Porto, Portugal, August/September 2005.

4th International Workshop on Assurance in Distributed Systems and Networks (ADSN), Vice Program Chair, Columbus, Ohio, USA,June2005.

5th International Conference on Application of Concurrency to System Design (ACSD), Program Committee Member, St. Malo, France,June2005.

5th European Dependable Computing Conference (EDCC5),Student Forum Chair, Budapest, Hungary, April 2005.

2nd International Service Availability Symposium(ISAS2005), General Chair Berlin, April 2005.

10th IEEE Workshop on Dependable Parallel, Distributed and Network-Centric Systems, Program Committee Member ,Denver, Colorado,USA, together with: 19th International Parallel and Distributed Processing Symposium, April4-8, 2005.

23rd Symposium on Reliable Distributed Systems, Program Committee Member, Florianópolis, Brazil, October 18-20, 2004.

Euromicro Symposium on Digital Systems Design, DSD 2004, Program Committee Member, Rennes, France, August 31 - September 3,2004.

International Conference on Dependable Systems and Networks, DSN,Program Committee Member, Florence, Italy, June 28 - July 1, 2004.

1st International Service Availability Symposium, ISAS,Program Chair,Munich, May 13-14, 2004. 2nd IEEE Workshop on Software Technologies for Embedded and Ubiquitous Computing Systems, Program Committee Member, Vienna, Austria, May11-12, 2004.

9th IEEE Workshop on Fault-Tolerant Parallel, Distributed and Network-Centric Systems, Program Committee Member, Santa Fe, New Mexico, USA, April 26-30, 2004.

Computing Frontiers 2004, Program Committee Member, Ischia, Italy,April14-16, 2004.

22nd Symposium on Reliable Distributed Systems, SRDS,Program Co-Chair,Florence, Italy, October 2003.

4th European Dependable Computing Conference, EDCC-4,Toulouse,October 22-25, 2002.

10th International Workshop on Parallel and Distributed Computing Real-Time Systems, WPDRTS 2002, Fort Lauderdale, Florida,April15-16, 2002.

4th IEEE International Symposium on Object-Oriented Real-Time Distributed Computing, ISORC 2001, Program Committee Member, Magdeburg, May 2 -4, 2001.

20th IEEE Symposium on Reliable Distributed Systems(SRDS-20), Program Committee Member, New Orleans, USA, 2001.

High Performance Computing Conference, Steering Committee Member,Bangalore, India, December 17 -20, 2000.

19th IEEE Symposium on Reliable Distributed Systems(SRDS-19), Program Committee Member, Nürnberg, Oktober 16 -19,2000.

Annual IEEE Workshop on Fault-Tolerant Parallel and Distributed Systems,Program Committee Member, Cancun, Mexico, May 1 - 5, 2000.

3rd International Workshop on Communication-Based Systems,Program Committee Member, TU Berlin, March 31 - April 1, 2000.

High Performance Computing Conference, Steering Committee Member,Calcutta, India, December 17 - 20, 1999.

European Dependable Computing Conference (EDCC-3), Program Committee Member,Prague, Czech Republic, September 15 - 17, 1999.

29th Fault-Tolerant Computing Symposium, Program Committee Member,Madison, Wisconcin, July 1999.

European Conference on Health-Telematics, Program Committee Member,Berlin,May 27 -28, 1999.

Sixth Workshop on Parallel and Distributed Real-Time Systems,Program Committee Member, San Juan, Puerto Rico, April 12, 1999.

High Performance Computing Conference Chennei (Madras), Steering Committee Member, December 17 - 20, 1998

1st Euromicro Workshop on Network Computing, Program Committee Member, Vaesteras,Sweden, August 25 - 27, 1998.

1998 International Conference on Parallel Processing (ICPP ‘98),Program Committee Member, Minneapolis, USA, August 10 - 15, 1998.

The 3rd World Conference on Integrated Design &Process Technology,Conference Co-Chairman, Berlin, July 6 - 9,1998.

1st IEEE International Symposium on Object-oriented Real-time distributed Computing(ISORC '98), Program Committee Member, Kyoto, Japan, April 20 -22,1998.

9th European Workshop on Dependable Computing (EWDC-9),Program Committee Member, Gdansk, Poland, April 16 - 18, 1998.

Sixth International Workshop on Parallel and Distributed Real-Time Systems(WPDRTS) and the 4th Workshop on Object-Oriented Real-Time Systems (OORTS), Program Committee Member, Orlando, FL,USA, March 30 - April 3, 1998.

4th International Conference on High Performance Computing(HiPC'97),Steering Committee Member, Bangalore, India, December 18-21,1997.

Workshop on Analytical and Numerical Modelling Techniques with the Application to Quality of Service (QoS) Modelling, Program Committee Member,Singapore, September 1 -4, 1997.

5th Workshop on Parallel and Distributed Real-Time Systems. WPDRTS'97,Program Committee Member, Geneva, Switzerland,April 1-3, 1997.

Youth Forum in Computer Science and Engineering (YUFORIC) Theme:Real-Time Technology and Applications, Program Committee Member Keio University, Mita, Tokyo, Japan, October 27, 1996.

Second European Dependable Computing Conference (EDCC-2), Program Committee Member, Taormina, Italy, October 2 - 4, 1996.

IEEE International Workshop On Embedded Fault-Tolerant Systems, Program Committee member, Fairmont Hotel, Dallas, Texas, September9-10,1996.

The 1996 IEEE International Workshop on Dependability in Advanced Computing Paradigms (DACP-96), Program Committee Member,Hitachi-city, Ibaraki, Japan, June 20-21, 1996.

Analytical and Numerical Modelling Techniques Conference, Program Committee Member, Budapest, June 2-6, 1996.

International Conference on Configurable Distributed Systems,Program Committee Member, Annapolis, Maryland, USA, May 1996.

4th International Workshop on Parallel and Distributed Real-Time Systems (WPDRTS), Program Committee Member, Honolulu, Hawaii atThe10th IEEE International Parallel Processing Symposium (IPPS) April15- 16, 1996.

First Conference on Fault-Tolerant Systems: FTS'95, Program Committee Member, I. I. T. Madras, India, December 1995.

The Second International Conference on Massively Parallel Processing using Optical Interconnections (MPPOI), Program Committee Member, San Antonio, TX, October 23 - 24, 1995.

8th International Conference on Parallel & Distributed Computing Systems, Orlando, FL, September 20-23, 1995.

14th IEEE Symposium on Reliable Distributed Systems,Program Committee Member, Bad Neuenahr, Germany, September 13-15,1995.

25th Annual International Symposium on Fault-Tolerant Computing,Program Committee Member, Pasadena, CA, June 27-30, 1995.

IFIPWG 6.1 Fifteenth International Symposium on Protocol Specification, Testing and Verification, Program Committee Member, Warsaw, Poland,June13-16, 1995.

International Performance and Dependability Symposium (IPDS'95),Panelist, Erlangen Nuremberg, April 24 - 26, 1995.

15th IEEE Real-Time Systems Symposium, Program Committee Member, San Juan, Puerto Rico, December 7-9, 1994.

International Workshop on Composability, Organizing Committee Member and Panel Moderator, San Juan, Puerto Rico, December 6,1994.

Program Committee Member, Berlin, Germany, September 29-30, 1994.

International Workshop on the Quality of Communication-Based Systems, Guest Editor of Special Issue on Responsive Computing Systems, Real-Time Systems Journal, Vol. 7, No. 3, November 1994.

24th Annual International Symposium on Fault-Tolerant Computing,General Chairman, Austin, TX, June 15-17, 1994.

The Second International Workshop on Configurable Distributed Systems,Program Committee Member, Pittsburgh, PA, March 21-23,1994.

14th IEEE Real-Time Systems Symposium, Program Committee Member,Raleigh-Durham, NC, December 1-3, 1993.

Third International Workshop on Responsive Computer Systems,General Chairman, Lincoln, NH, September 29 - October 1, 1993.

ParCo93, Program Committee Member, Grenoble, France, September7-10, 1993.

23rd Annual International Symposium on Fault-Tolerant Computing,Program Committee Member, Toulouse, France, June 22-24,1993.

Workshop on Models for High-Performance Computing, General Co-Chairman,Warsaw, Poland, May 24-26, 1993.

1992 IEEE Workshop on VLSI Signal Processing, Program Committee Member,Napa, CA, October 28-30, 1992.

Eleventh Symposium on Reliable Distributed Systems, Program Committee Member, Houston, TX, October 5-7, 1992.

Second International Workshop on Responsive Computer Systems,General Co-Chairman, Saitama, near Tokyo, Japan, October 1-2, 1992.

22nd Annual International Symposium on Fault-Tolerant Computing,Program Committee Member, Boston, MA, July 8-10, 1992.

International Workshop on Configurable Distributed Systems, Program Committee Member, London, England, March 25-27, 1992.

International Workshop on Responsive Computer Systems, Co-Organizer, Golfe-Juan, France, October 3-4, 1991.

Tenth Symposium on Reliable Distributed Systems, Program Committee Member,Pisa, Italy, September 30 - October 2, 1991.

Fifth International Conference on Fault-Tolerant Computer Systems,Key note Speaker, Nuremberg, Germany, September 25, 1991.

Parallel Computing '91, Program Committee Member, London, England,September3-6, 1991.

International Conference on Applications-Specific Array Processors,Program Committee Member, Platja d'Aro, Spain, September 2-4, 1991.

21st Annual International Symposium on Fault-Tolerant Computing,Program Committee Member, Montreal, Canada, June 25-27, 1991.

Workshop on Parallel Computing for Physical Sciences, Institut National de Recherche en Informatique et en Automatique (INRIA),Program Co-Chairman, Rocquenfort, near Paris, France, December 3-5,1990.

International Conference on Applications-Specific Array Processors, Program Committee Member, Princeton University, NJ, September 5-7,1990.

Euromicro90, Sixteenth Symposium on Microprocessing and Microprogramming,Keynote Speaker, Amsterdam, The Netherlands,August 29, 1990.

Tenth International Conference on Distributed Computing Systems,Program Committee Member, Paris, France, May 28 - June 1, 1990.

Eighth Symposium on Reliable Distributed Systems, Program Committee Member,Seattle, WA, October 1989.

Euro micro Workshop on Real-Time Systems, Program Committee Member, Como,Italy, June 1989.

Workshop on Wafer-scale Integration, Program Committee Member, Como,Italy,June 1989.

Workshop on Future Directions in Parallel and Distributed Computing Fault Tolerance, Chairman and Organizer, Chicago, IL, October 1988.

15th Annual International Symposium on Computer Architecture, Member ofAdvisory Committee, June 1988.

IEEE Computer Society Technical Committee on Real-Time Systems,Chairman,January 1, 1986 - December 31, 1987.

1987 Workshop on Fault Tolerance in Parallel and Distributed Computing,General Co-Chairman, San Diego, CA, December 1987.

The International Conference on Distributed Computing Systems,Member of the Program Committee, Berlin (West), Germany, September1987.

6th International Conference on Distributed Computing Systems, Program Chairman for Networks, Boston, MA, 1986.

1984 Real-Time Systems Symposium, General Chairman, Austin, TX.

4th International Conference on Distributed Computing Systems, Program Chairman for Architectures, San Francisco, CA, 1984.

1983 Real-Time Systems Symposium, Program Chairman, Arlington, VA.

12th International Symposium on Fault Tolerant Computing,Program Committee Member, Los Angeles, CA, June 1982.

9th Annual Symposium on Computer Architecture, Program Committee Vice-Chairman, Austin, TX, April 1982.

Further Activities:

Taught short courses on Dependable Computing, Fault-tolerant Systems,Fault-tolerant Hardware and Fault-tolerant Software in the United States, England and France for IBM Corporation and other companies since 1983 as well as for Advanced Learning and Research Institute in Switzerland.

Speaker,keynote speaker, panelist and lecturer at numerous conferences,workshops and NATO Advanced Study Institute, served on several boards of computer journals.

Guest speaker at various universities and companies in the North America,Europe and Asia.

Editorial Board Member: Journal of Real-Time Systems

Editorial Board Member: Journal of Internet Engineering

Steering Committee Member, European Dependable Computing Conference

Associate Editor, ACM Computing Surveys