Journal Editorship

IEEE Transactions on Evolutionary Computation, Associate Editor
BioSystems, Associate Editor
Genetic Programming and Evolvable Machines, Editor
The International Journal of Applied Intelligence, Member of the Review Board.
Evolutionary Optimization, Editor and Forthcoming Events Section Editor
Genomics & Informatics, Associate Editor in Bioinformatics
Journal of Fuzzy Logic and Intelligent Systems, Associate Editor in Evolutionary Computation
Applied Soft Computing, Member of the Editorial Board

Program Committee Member of Genetic and Evolutionary Computation Conference 2007, London, UK, July 7 - 11, 2007.
Technical Program Committee Member of 2007 IEEE Symposium on Computational Intelligence in Bioinformatics and Computational Biology (CIBCB 2007), Honolulu, Hawaii, April 1 - April 5, 2007,
Program Committee Member of The 1st IEEE Symposium on Foundations of Computational Intelligence (FOCI'07), Hawaii, USA, April 1 - 5, 2007.
Posters Session Chair of IEEE Congress on Evolutionary Computation (CEC) 2007, Singapore, September 25 - 28, 2007.
Program Committee Member of IEEE Congress on Evolutionary Computation (CEC) 2007, Singapore, September 25 - 28, 2007. (Special Session Chair on Molecular Computing for Information Processing and Self-Assembly)
Organizing Chair of the 12th International Meeting on DNA Based Computers (DNA12), Seoul, 2006.
Technical Co-chair of CEC2006 at IEEE 2006 World Congress on Computational Intelligence (WCCI-2006), Vancouver, BC, Canada, July 16 -  July 21, 2006.
Program Committee Member of the 17th International Conference on Genome Informatics (GIW 2006), Yokohama, Japan, December 18 - December 20, 2006 (Paper Session 1 Chair).
Program Committee Member of The 13th International Conference on Neural Information Processing (ICONIP2006), HongKong, October 3 - 6, 2006.
Program Committee Member of Pacific Rim International Conference on Artificial Intelligence, PRICAI-2006, Guilin, China, August 7 - 11, 2006.
Program Committee Member of Bio-Inspired Computing: Theory and Application (BIC-TA), Wuhan, China, September 18-22, 2006.
General Chair of The Second International Conference on Biocomputers 2005, Seoul, September 28 - September 29, 2005.
Program Committee Member of the 11th International Meeting on DNA Based Computers (DNA11), June 6 - 9, 2005, London, USA.
Program Committee Member of the Genetic Algorithms and Genetic Programming tracks of GECCO-2005, Washington D.C. USA, June 25 - 29, 2005.
Technical Co-Chair of The IEEE 2005 Congress on Evolutionary Computation  (CEC2005), Edinburgh, UK, September 2 - 5, 2005.
Program Committee Member of International Joint Conference of InCob, AASBi, and KSBI (BIOINFO2005), September 22-24, 2005, Bexco, Busan, Korea.
General Chair of The First International Conference on Biocomputers 2004, Seoul, October 4 - October 5, 2004.
Program Committee Member of the 10th International Meeting on DNA Based Computers (DNA10), Milan, Italy, 2006.
Technical Session Co-Chair of the 5th International Conference on Simulated Evolution and Learning (SEAL '04), BEXCO, Busan, Korea, October 26-29, 2004.
Program Committee Member of the Genetic Algorithms and Genetic Programming tracks of GECCO-2004, Seattle, Washington, June 26 - 30, 2004.
Technical Co-Chair of The IEEE 2004 Congress on Evolutionary Computation  (CEC2004), Portland, OR, June 20 - 23, 2004.
Program Committee Member of Parallel Problem Solving From Nature VIII 2004, Birmingham, UK, on 18-22 September, 2004.
Program Committee Member of The Genetic Algorithms and Genetic Programming tracks of Genetic and Evolutionary Computation Conference 2003 (GECCO-2003), Chicago, Illinois, USA, July 12-16, 2003.
Workshops Co-chair of The 2003 Congress on Evolutionary Computation (CEC2003), Canberra, Australia, December 8-12, 2003.
Co-chair of Special Session on Biomolecular Computing, The 2003 Congress on Evoluionary Computation (CEC2003), Canberra, Australia, December 8-12, 2003.
Program Committee Member of The Fourth International Conference on Intelligent Data Engineering and automated Learning (IDEAL 2003), Hongkong, China, March 21-23, 2003
Chair of The PAKDD Workshop on Biological Data Mining, Seoul, Korea, April 30, 2003.
Program Co-chair of The 2002 IEEE Congress on Evolutionary Computation (CEC2002), Honolulu, Hawaii, USA, May 12-17, 2002.
Program Committee Member of The Genetic Algorithms and Genetic Programming tracks of Genetic and Evolutionary Computation Conference 2002 (GECCO-2002), New York, USA, July 9-13, 2002.
Program Committee Member of The Genetic Algorithms and Genetic Programming tracks of Genetic and Evolutionary Computation Conference 2001 (GECCO-2001), San Francisco, CA, USA, July 7-11, 2001.
Technical Co-Chair of IEEE 2001 Congress on Evolutionary Computation (CEC2001), Seoul, Korea, May 27-30, 2001.
Program Chair of Annual SIGAI Workshop of Korea Information Science Society (KISS), Engineer House, Seoul National University, November 25, 2000.
Special session organizer and PC member of IEEE 2000 Congress on Evolutionary Computation (CEC2000), San Diego, CA, July 16-19, 2000.
PC member of The 2000 Genetic and Evolutionary Computation Conference (GECCO-2000), Las Vegas, Nevada, July 8-12, 2000.
PC member of The GECCO-2000 Workshop on Optimization by Building and Using Probabilistic Models (OBUPM), Las Vegas, Nevada, July 8, 2000.
Special sessions committee chair of The 7th International Conference on Neural Information Processing (ICONIP-2000), Taejon, Korea, Nov. 14-18, 2000.
PC member of The Third Asia-Pacific Conference on Simulated Evolution and Learning (SEAL-2000), Nagoya, Japan, Oct. 25-27, 2000.
PC member of The Third European Conference on Genetic Programming (EuroGP2000), Edinburgh, UK, April 15-16, 2000.
PC member, tutorial chair, and special session organizer of The IEEE 1999 Congress on Evolutionary Computation (CEC99), Washington, DC, July 6-9, 1999.
Organizing committee member of the FUZZ-IEEE '99.
Organizing committee member of the Second European Conference on Genetic Programming, (EuroGP-99), Goteborg, Sweden, May 26-27, 1999.
Organizing committee member of the First European Conference on Genetic Programming, (EuroGP-98), Paris, France, April 14-15, 1998.
Organizing committee member of the 1998 International Conference on Simulated Evolution and Learning, (SEAL-98), Canberra, Australia, November 24-27, 1998.
Organizing committee member of the ICGA-97 Workshop on Evolutionary Computation with Variable Size Representation, East Lansing, MI, July 20, 1997.
Program committee member of the Second Annual Genetic Programming Conference (GP-97), Stanford, CA, July 13-16, 1997.
Publicity chair of the 1996 International Conference on Simulated Evolution and Learning (SEAL'96), Taejon, October 1996.
Program committee member of the First Annual Genetic Programming Conference (GP-96), Stanford, CA, July 1996.
Program committee member of the 1994 International Conference on Neural Information Processing Systems (ICONIP'94), Seoul, October 1994.

Invited Talk on Discovery of Higher-Order Interaction Patterns from High-Dimensional Data, Moscow State University, Faculty of Computational Mathematics and Cybernetics, Moscow, Russia, February 22, 2007.
Invited Talk on Probabilistic DNA Computing: A DNA-Based Evolutionary Computing Model for Machine Leaning, 10th Asia-Pacific Workshop on Intelligent and Evolutionary Systems (IES2006), Seoul National University, Seoul, Korea, November 25, 2006.
Invited Talk on From Computational Biology to Biological Computation and Back, Bio-CEO Program, SNU, November 21, 2006.
Invited Talk on Biologically Inspired Computing for Data Mining and Knowledge Discovery, Tutorial for The Korean Datamining Society Fall Conference, Dongkuk University,  November 11, 2006.
Invited Talk on Information Processing in Biomolecular Networks: Modeling and Application¡±,  National Cancer Institute of Korea, October 31, 2006.
Invited Talk on Molecular Evolutionary Learning of DNA-Based Kernel Machines, Bio-Inspired Computing: Theory and Applications (BIC-TA), Wuhan, China, September 21, 2006.
Invited Talk on Biologically Inspired Computing: Models, Technologies, and Applications, National Cancer Institute of Korea, July 4, 2006.
Invited Talk on Learning with Hypergraphs in Molecular Computing, Berlin Univ. of Technology, Germany, Fabruary 14, 2006.
Invited Talk on Probabilistic Molecular Computing with Evolutionary Self-assembly of DNA Networks, Center for NanoScience (CeNS), Univ. of Munich, Molecular Networks, Germany, January 24, 2006.
Invited Talk on Molecular Computational Engines of Intelligence, The Second Joint Symposium on Computational Intelligence (JSCI), KAIST, January 19, 2006.
Invited Talk on Hyperinteration Network Models of Learning in Biomolecular Computers, The 1st IEEE Computational INtelligence Society (CIS) Korea Chapter Conference, Korea University, November 25, 2005.
Invited Talk on Biomolecular Computers: Using Biology to Solve Computational Problems in Biology, ICU, November 23, 2005.
Invited Talk on Unconventional Computing, Molecular Computer Technology, and Self-Organizing Hardware, Samsung Electronics. Co. Ltd. October 10, 2005.
Invited Talk on Probabilistic Learning and Inference with DNA Molecules, The 2nd International Conference on Biocomputers 2005, September 29, 2005.
Invited Talk on Nanobiointelligence Molecular computers, National Cancer Center, June 21, 2005.
Invited Talk on PLM: A Probabilistic Model for Learning and Inference Based on DNA Computing, KFIS The 23rd Spring Conference, April 30, 2005.
Invited Talk on Brain in a Test Tube, International Brain Week, Chungbuk National University, March 18, 2005.
Invited Talk on DNA Computing for Molecular Medicine, Korea Bio-Max Hub, IVI, Seoul National University, December 20, 2004.
Invited Talk on Biocomputers for Biomedical Application, National Cancer Center, October 26, 2004.
Invited Talk on Directed Molecular Evolution of Pattern Classifiers, MIT Computer Science and Artificial Intelligence Laboratory (CSAIL), Fabruary 4, 2004.
Invited Talk on Computational Biology and Biological Computation, Dept. of Computer Science, University of Tokyo, November 28, 2003.
Invited Talk on The Role of Biomolecular Computation in the Study of Evolution in Nature and Engineered Systems¡±, Department of Ecology and Evolutionary Biology & Dept. of Electrical Engineering, Princeton University, October 17, 2003
Invited Talk on Evolutionary Dynamics in Biomolecular Reaction Networks, MIT Dept. of Brain and Cognitive Sciences, October 7, 2003.
Invited Talk on DNA Code Design for Biochips and Molecular Computing, MIT Computer Science and Artificial Intelligence Laboratory (CSAIL), October 1, 2003.
Invited Talk on The Mind, the Brain, Cells, Molecules, and the Computer, School of Computer Science and Engineering, Seoul National University, April 18, 2003.
Invited Talk of Colloquium on Nano-scale Thermodynamic Computing with DNA Molecules, School of Physics and Astronomy, Seoul National University, March 12, 2003.
Invited Talk on Biological Computation and Computational Biology, The Tido Group, MIT, Cambridge, Feburary 14, 2003
Invited Talk on Self-Organizing Latent Lattice Models for Temporal Gene Expression Profiling, Harvard Medical School, Children's Hospital Library, Boston, February 14, 2003.
Invited Talk on Computational Biology and Biological Computation, Korea-Italy Workshop on Bioinformatics for Biotechnology 2002, Institute for Molecular Biology and Genetics, December 6, 2002.
Invited Talk on DNA-Based Biochemical Nanocomputing: Opportunities and Technological Challenges, Asian Institute of NanobioScience and Technology foundation Ceremony and Celebratory International Symposium, Paradise Hotel Busan, November 23, 2002.
Invited Talk on Probabilistic Graphical Models for DNA Chip Data Mining, Technical University of Berlin, February 12, 2002.
Invited Talk on Evolutionary Computation with Biomolecules, German National Research Center for Information Technology (GMD), Bonn, Germany, January 31, 2002.
Invited Talk on Evolutionary Computation with Biomolecules, Center of Advanced European Studies and Research (CAESAR), January 31, 2002.
Invited Talk on Evolutionary Computation with Biomolecules, Dortmund University, January 28, 2002.
Plenary talk on Molecular Programming: Molecular Algorithms for Efficient and Reliable DNA Computing at GP-98, Madison, Wisconsin, July 1998.
Tutorial on Genetic Programming (PPT file) at SEAL-98, Canberra, Australia, November 24, 1998.
Tutorial on Evolutionary Data Mining at the SIG Data Mining Workshop of the Korea Management Science Society, October 15, 1998.
Tutorial on Genetic Programming at the Second Asia-Pacific Conference on Simulated Evolution and Learning (SEAL-98), Canberra, Australia, November 24-27, 1998.
Tutorial on Program Growth Control in Genetic Programming at the Second Annual Genetic Programming Conference (GP-97), Stanford, CA, July 13-16, 1997.
Tutorial on Theory and Applications of Evolutionary Computation at 1996 Fall Conference of the Korea Information Science Society, Yongin, October 1996.
Invited talk on Information Agents with Learnability at 1998 KISS SIG Workshop on Intelligent Agents, Daewoo Building, June 1998.
Invited talk on Active Learning by Combination of Neural Networks and Evolutionary Algorithms at 1996 Fall Conference of the Fuzzy Logic and Intelligent Systems Society, Yonsei University, October 1996.
Invited talk on Genetic Synthesis of Neural Networks at 1994 European Conference on Intelligent Techniques and Soft Computing (EUFIT'94), Aachen, May 1994.