Member of Founding Board of the International Society for Artificial Life, http://www.alife.org/.
Editorial Board of the journal Artificial Life published by MIT Press, April 1993 to present, http://www.mitpressjournals.org/loi/artl
Associate Editor, International Journal for Artificial Life and Robotics, 1996 to present, http://www.springer.com/computer/artificial/journal/10015
Invited nominator for Kyoto Prize from 1996, http://www.kyotoprize.org/
Member of Knowledge Advisory Board, Planetary Collegium, https://www.plymouth.ac.uk/research/planetary-collegium, 2005 to present
Scientific Advisory Board, Lifeboat Foundation, http://lifeboat.com/
Faculty Sponsor for the OU student group: "Secular Sooners" July 2011 to present
Programme Committee of the "GP - Genetic Programming" Track of the Genetic and Evolutionary Computation Conference (GECCO-2019) Prague. July 13-17, 2019. https://gecco-2019.sigevo.org/
Technical Program Committee for the 2019 IEEE Congress on Evolutionary Computation (IEEE CEC 2019) which will take place in Wellington, New Zealand, June 10-13, 2019. http://www.cec2019.org
Scientific Committee and Program Committee of The 21st International Consciousness Reframed Conference (2019). Universidade Catolica Portuguesa - Porto, June 6-8, 2019. http://artes.porto.ucp.pt/en/consciousnessreframed
Programme Committee member, 22nd European Conference on Genetic Programming EuroGP 2019. Leipzig, Germany, 24-26 April 2019. http://www.evostar.org/2019/
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 24th 2019), Oita, Japan, January 23-25, 2019. https://isarob.org/symposium/
Reviewer for the 2018 IEEE Symposium Series on Computational Intelligence (SSCI 2018) Bengaluru, India, November 18-21, 2018. http://ieee-ssci2018.org
Program Committee Member, Artificial Life 2018, the 2018 Conference on Artificial Life. July 23-27 in Tokyo, Japan. http://2018.alife.org
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 23th 2018), Oita, Japan, January 18-20, 2018. https://isarob.org/symposium/
Reviewer for the 2018 IEEE Congress on Evolutionary Computation (IEEE CEC 2018) Rio de Janeiro, Brazil, Jan 8-13, 2018. http://www.wikicfp.com/cfp/servlet/event.showcfp?eventid=66507©ownerid=98784
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 22nd 2017), Oita, Japan, January 19-21, 2017. https://isarob.org/symposium/
Reviewer, 2017 IEEE Congress on Evolutionary Computation (IEEE CEC 2017) Donostia / San Sebastian, Spain, June 5–8, 2017 (http://www.cec2017.org/)
Programme Committee member, 20th European Conference on Genetic Programming EuroGP 2017. Amsterdam, April 19–21, 2017 http://www.evostar.org/2017/cfp_eurogp.php
Programme Committee member, Genetic and Evolutionary Computation Conference, GECCO 2017, Berlin, July 15–19, 2017 http://gecco-2017.sigevo.org/
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 21st 2016), Oita, Japan, January 20-22, 2016. https://isarob.org/symposium/
Symposium Organizer: "Pharmacological Approaches to the Human Mind – Looking Forward". University of Oklahoma, Norman, OK. August 25, 2016.
Program Committee Member, 19th European Conference on Genetic Programming, EuroGP 2016. http://www.evostar.org/2016/cfp_eurogp.php.
Reviewer, Conference Paper, 2016 IEEE Congress on Evolutionary Computation, IEEE CEC 2016. http://www.wcci2016.org.
Program Committee Member, Artificial Life XV. The Fifteenth Conference on the Synthesis and Simulation of Living Systems. http://alife.org/conference/alife-xv-2016, http://turing.iimas.unam.mx/alifeXV/.
Program Committee Member, Genetic and Evolutionary Computation Conference, GECCO-2016. http://gecco-2016.sigevo.org/index.html/HomePage.
Program Committee Member, The Eleventh International Multi-Conference on Computing in the Global Information Technology, ICCGI 2016. http://www.iaria.org/conferences2016/ICCGI16.html.
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 20th 2015), Oita, Japan, January 21-23, 2015. https://isarob.org/symposium/
Program Committee Member, 2015 IEEE Symposium Series on Computational Intelligence: IEEE Symposium on Artificial Life. http://ieee-ssci.org.za:8080/IEEEALIFE/. (August 2015).
Judge of virtual creatures competition, Genetic and Evolutionary Computation Conference (GECCO-2015). http://www.cs.utexas.edu/~joel/virtual_creatures_contest2015/. (June 2015).
Program Committee member, 18th European Conference on Genetic Programming (EuroGP 2015), Copenhagen, Denmark, 8–10 April 2015, http://www.evostar.org/2015/cfp_eurogp.php
Program Committee member, The Tenth International Multi-Conference on Computing in the Global Information Technology (ICCGI 2015), October 11–16, 2015 – St. Julians, Malta, http://www.iaria.org/conferences2015/ICCGI15.html
Program Committee member, Genetic and Evolutionary Computation Conference (GECCO-2015), July 11–15, 2015, Madrid, Spain, http://www.sigevo.org/gecco-2015/
Program Committee of ECAL 2015, 13th European Conference on Artificial Life, York, United Kingdom, 20–24 July 2015, http://www.cs.york.ac.uk/nature/ecal2015/
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 19th 2014), Oita, Japan, January 22-24, 2014. https://isarob.org/symposium/
ALIFE 14 Program Committee, ALIFE 14: The Fourteenth International Conference on the Synthesis and Simulation of Living Systems, July 31st – August 2nd, 2014, Javits Center, Manhattan, New York, NY, USA, http://alife14.org
ALIFE Program Committee Member, Genetic and Evolutionary Computation Conference, GECCO-2014, July 12–16, 2014, Vancouver, BC, Canada http://www.sigevo.org/gecco-2014
Programme Committee of EuroGP 2014, 17th European Conference on Genetic Programming, Granada, Spain, April 23–25, 2014, http://www.evostar.org/flyer/EuroGP2014Flyer.pdf
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 18th 2013), Daejeon, Korea, January 30 - Feb 1, 2013. https://isarob.org/symposium/
Programme Committee of the 12th European Conference on Artificial Life (ECAL 2013), Taormina, Italy, September 2–6, 2013. http://www.dmi.unict.it/ecal2013/
ALIFE PC Member on the Genetic and Evolutionary Computation Conference (GECCO-2013), Amsterdam, The Netherlands, July 6–10, 2013, http://www.sigevo.org/gecco-2013/
Program Committee of IEEE ALIFE 2013, The 2013 IEEE Symposium on Artificial Life, April 16–17, 2013, Grand Copthorne Waterfront Hotel, Singapore, http://bingweb.binghamton.edu/~sayama/ieee-alife2013/
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 17th 2012), Oita, Japan, January 19-21, 2012. https://isarob.org/symposium/
Program Committee Member, Alife 13, The 13th International Conference on the Synthesis and Simulation of Living Systems, July 19–22, 2012, Michigan State University East Lansing, Michigan, USA, http://alife13.org/
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 16th 2011), Oita, Japan, January 27-29, 2011. https://isarob.org/symposium/
Program Committee Member, GECCO-2011, July 12–16, 2011, Dublin, Ireland. http://www.sigevo.org/gecco-2011/
Member of the program committee of EvoIntelligence 2011, in conjunction with EvoStar, Torino Italy, 2011. http://www.evostar.org
Program Committee member for the Third IEEE Symposium on Artificial Life, to be held in Paris, France, as part of the 2011 IEEE Symposium Series on Computational Intelligence (SSCI) on April 11–15, 2011. http://www.ieee-ssci.org/2011/ieee-alife-2011
Programme Committee for EuroGP 2011, April 27–29, 2011, Torino, Italy (http://evostar.dei.uc.pt/call-for-contributions/eurogp/)
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 15th 2010), Oita, Japan, February 4-6, 2010. https://isarob.org/symposium/
Member of the program committee of the ALife 12 Conference on the Synthesis and Simulation of Artificial Living Systems at the University of Southern Denmark, Odense, August 19–23, 2010, http://alifexii.org/
Member of the program committee of EvoIntelligence 2010, in conjunction with EvoStar, Istanbul Turkey, 2010. http://www.evostar.org
Programme Committee of the 13th European Conference on Genetic Programming, April 7–9, 2010, Istanbul. (http://www.evostar.org/).
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 14th 2009), Oita, Japan, February 5-7, 2009. https://isarob.org/symposium/
Program Committee for Genetic Programming track of GECCO 2009, Montreal, Canada, July 8–12, 2009 (http://www.sigevo.org/gecco-2009/).
Program Committee for EuroGP 2009, Tubingen, Germany, April 15–17, 2009 (http://evostar.na.icar.cnr.it/EuroGP/EuroGP.html).
Program Committee for the Toward a Science of Consciousness Conference, Hong Kong, June 11–14, 2009 (http://www.consciousness.arizona.edu/hongkong.htm)
Programme Committee, IEEE CEC 2009 Special Session on "Evolutionary Robotics," Trondheim, Norway, May 18–21, 2009, (http://www.cec-2009.org/sessions.shtml, http://lis.epfl.ch/specialsessions/CEC09/)
Program Committee, 2009 IEEE Symposium on Artificial Life, March 30 – April 2, 2009 Sheraton Music City Hotel, Nashville, TN, USA, at the IEEE Symposium Series on Computational Intelligence 2009, (http://homepages.feis.herts.ac.uk/~nehaniv/IEEE_ALIFE_2009.html)
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 13th 2008), Oita, Japan, January 31 - February 2, 2008. https://isarob.org/symposium/
GECCO-2008 (Genetic and Evolutionary Computation Conference) Program Committee Member
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 12th 2007), Oita, Japan, January 25-27, 2007. https://isarob.org/symposium/
GECCO-2007 (Genetic and Evolutionary Computation Conference) Program Committee Member
Program Committee for EuroGP 2007, April 2007, Valencia, Spain, http://www.evostar.org/
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 11th 2006), Oita, Japan, January 23-25, 2006. https://isarob.org/symposium/
Organizing Committee and Scientific Committee for the Workshop on "Evolution of Complexity", in conjunction with the ALife X conference, June, 2006, Indiana University
GECCO-2006 (Genetic and Evolutionary Computation Conference) Program Committee Member
Program Committee for the Evolution of Complexity special issue of the journal, Artificial Life
Program Committee for the Workshop on "Machine Self-Replication", in conjunction with the ALife X conference, June, 2006, Indiana University
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 10th 2005), Oita, Japan, February 4-6, 2005. https://isarob.org/symposium/
GECCO-2005 (Genetic and Evolutionary Computation Conference) Program Committee Member
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 9th 2004), Oita, Japan, January 28-30, 2004. https://isarob.org/symposium/
GECCO-2004 (Genetic and Evolutionary Computation Conference) Program Committee Member
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 8th 2003), Oita, Japan, January 24-26, 2003. https://isarob.org/symposium/
GECCO-2003 (Genetic and Evolutionary Computation Conference) Program Committee Member
ECAL-2003 (European Conference on Artificial life) Program Committee Member
Chairman of the OU Arts and Sciences Support of Teaching and Research Committee, 2003–2004
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 7th 2002), Oita, Japan, January 16-18, 2002. https://isarob.org/symposium/
Member of Board of Directors of the Norman Society of International Affairs, 2002
Co-chairman of the Norman-Seika Friendship Committee of the Norman Society of International Affairs, 2002–2004
Member of faculty search committee, OU Health Sciences Center Department of Immunology and Microbiology
Co-chairman of the Common Computing Needs Sub-committee of the Information Technology Council, 2002–2004
Member of the OU Arts and Sciences Support of Teaching and Research Committee, 2002–2004
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 6th 2001), U-Port, Gotanda, Tokyo, Japan, January 15-17, 2001. https://isarob.org/symposium/
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 5th 2000), Oita, Japan, January 26-28, 2000. https://isarob.org/symposium/
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 4th 1999), Oita, Japan, January 19-22, 1999. https://isarob.org/symposium/
Member of the OU Information Technology Council, from 1999
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 3rd 1998), Oita, Japan, January 19-21, 1998. https://isarob.org/symposium/
Member of Silicon Graphics Vanguards of Visual Computing Program, http://www.sgi.com/newsroom/press_releases/1999/january/vanguards.html,from November 1998.
Scientific Committee member, The 5th European Conference on Artificial Life (ECAL99), http://www.epfl.ch/ecal99, EPFL in Lausanne, Switzerland, 13–17 September 1999.
Senior Program Committee member, 1999 Genetic and Evolutionary Computation Conference (GECCO-99). July 1999.
Program Committee, 4th International Conference on Virtual Systems and MultiMedia 1998, http://www.vsmm.vsl.gifu-u.ac.jp/vsmm98, The International Society on Virtual Systems and MultiMedia, Softopia, Gifu/Ogaki Japan, November, 18–20, 1998.
Program Committee, First International Conference on Virtual Worlds (ICVW+98), http://www.devinci.fr/home/iim/vw98/vw98.htm, International Institute of Multimedia, Paris, France, July 1–3, 1998.
Program Committee, Computation for Metaphors, Analogy and Agents: An International Workshop, http://www.u-aizu.ac.jp/CMAA/welcome.html, University of Aizu, Aizu-Wakamatsu City, Japan, April 6–10, 1998.
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 2nd 1997), Oita, Japan, February 18-20, 1997. https://isarob.org/symposium/
Program Committee, Bio-Computing and Emergent Computation (BCEC97), http://www.ida.his.se/ida/~bcec/cfp1.html Skovde, Sweden, 1–2 September 1997.
Program Committee, The 4th European Conference on Artificial Life (ECAL'97), Brighton, UK, 28–31 July 1997. http://www.cogs.susx.ac.uk/ecal97/
Program Committee member, Semigroups & Algebraic Engineering Conference, Aizu Japan, March 24–28, 1997. http://www.u-aizu.ac.jp/~nehaniv/AE97.html
International Organizing Committee, International Symposium on Artificial Life and Robotics (AROB 1st 1996), Oita, Japan, February 18-20, 1996. https://isarob.org/symposium/
Member of the International Steering Group of the University of Sussex School of Cognitive and Computing Sciences Evolutionary and Adaptive Systems program. http://www.cogs.susx.ac.uk/lab/adapt/easy_msc.html
Member of the Program Committee, Artificial Life V Conference, Nara Japan, May 16–18, 1996. http://www.hip.atr.co.jp/departments/Dept6/ALife5.html
Member of the Science Advisory Board of the Bionomics Institute, from 1994.
Program Committee for the IEEE Conference on Evolutionary Computation, December 1995, Perth, Australia.
Program Committee for the IEEE Conference on Evolutionary Computation, June 29 – July 1, 1994, Orlando, Florida.
International Programme Committee for ECAL '93 (European Conference on Artificial Life), Brussels, Belgium, May 24–26, 1993.
Scientific Committee, Istituto Veneto Di Scienze, Lettere Ed Arti, Venice, Italy, from 1992.
Research Priorities Committee, Tropical Biology section of the American Botanical Society, 1993.
Program Committee for the 1993 IEEE International Conference on Neural Networks.
Reviewer for SuperQuest 1992, a best-paper competition for work done on super-computers by high school students.