7th Annual International Symposium on the Future of STEAM, 17-20 July 2023, Athens, Greece
International Conference on Visual Mathematics in Art and Education (ICVMAE), Singapore, Singapore, July 05-06, 2023 (was invited to present, but did not attend)
17th Annual International Conference on Mathematics: Teaching, Theory & Applications, 26-29 June 2023, Athens, Greece
1st International Conference on Robotics and Artificial Intelligence, Zurich, Switzerland, May 23 - 24, 2022 (was invited to present, but did not attend
The 9th International Conference on Mathematical Knowledge Management MKM 2010, Paris, France, July 8 - 9, 2010
REMOTE: The Connected Faculty Summit, related to online and blended teaching and learning, www.theremotesummit.org, July 13 - 14, 2020
International Conference on Social Science, Arts, Business and Education, Venice, Italy, August 4 - 5, 2019
20th International Conference on Computer Science and Mathematics (ICCSM 2018), New York, USA October 8 - 9, 2018
International Conference on Mathematics and Computational Science and Engineering ICMCSE 2017, Tokyo, Japan, July 27 – 28, 2017
11th Annual International Conference on Mathematics: Teaching, Theory & Applications, Athens, Greece, June 26 - 29, 2017 (was invited to present, but couldn't attend)
16th Mons Theoretical Computer Science Days, Liège, Belgium, September 5-9, 2016
Third International Conference on Education (EDU 2016) (EDU 2016), Dubai,, United Arab Emirates, August 26 - 27, 2016 (was invited to present, but couldn't attend)
The 19th Japan-Korea Joint Workshop on Algorithms and Computation (WAAC 2016), Hakodate, Japan, August 30 - 31, 2016 (was invited to present, but couldn't attend)
Twenty-second International Conference on Learning, Madrid, Spain, July 9 - 11, 2015
9th Symposium on Trustworthy Global Computing, Rome, Italy, September 5 - 6, 2014
The 17th Korea-Japan Joint Workshop on Algorithms and Computation WAAC 2014, July 13 - 15, 2014, Okinawa, Japan (was invited to present, but couldn’t attend)
7th Annual International Conference on Mathematics Education and Statistics Education, Athens, Greece, June 17 - 20, 2013
Learning Conference 2012, London, UK, August 14 - 16, 2012
ICERI2011 4th International Conference of Education Research and Innovation, Madrid, Spain, 14 - 16 November 2011 (was invited to present, but did not attend
The 9th International Conference on Mathematical Knowledge Management MKM 2010, Paris, France, July 8 - 9, 2010
10th International Conference on Artificial Intelligence and Symbolic Computation AISC 2010, Paris, France, July 5 - 6, 2010
Mal'tsev Meeting, Novosibirsk, Siberia, Russia, May 2 - 6, 2010
96th Annual Meeting of the Association of American Colleges and Universities, January 20, 2010
SUNY's Science, Technology, Engineering and Mathematics Conference, Albany, October 8 - 9, 2009 (was invited to present, but did not attend)
Topology, Algebra and Categories in Logic, Amsterdam, Netherlands, July 7 - 11, 2009
The Sixth International Conference on Learning, Barcelona, Spain, July 1 - 4, 2009
Making Connections: ePortfolios, Integrative Learning and Assessment, LaGuardia Community College, New York, April 10 - 12, 2008
Fourth International Conference of Applied Mathematics and Computing, Plovdiv, Bulgaria, August 12 - 18, 2007
5th European Summer University On The History And Epistemology In Mathematics Education, Prague, Czech Republic, July 19 - 24, 2007
Logic, Computability and Randomness 2007, Buenos Aires, Argentina (was invited to present, but didn’t attend)
2005-06 ASL Winter Meeting (with American Mathematical Society) San Antonio, Texas, January 14 - 15, 2006
2005-06 ASL Winter Meeting (with American Philosophical Association) New York, New York, December 27 - 30, 2005
"Mixed Calculations & Transformation of Programs," Novosibirsk (center for top Soviet scientists)