25. Education Of Young Mathematics Education Researchers panel discussion (chair) – 37th International Conference for Psychology of Mathematics Education Kiel, Germany, July 2013. 24. Rapid and Profound Mathematics Teacher Change seminar – El Centro de Modelamiento Matemático Universidad de Chile – Santiago, Chile, June 2013 23. What Teachers Want seminar – Centro de Investigación Avanzada en Educación Universidad de Chile – Santiago, Chile, June 2013 22. The Affordances of using Visibly Random Groups in Mathematics Classrooms seminar – Pontifical Catholic University of Valparaíso Valparaíso, Chile, June 2013 21. The Hidden Classroom: A Look Behind the Façade of Learning seminar – Lectures in Mathematics Education Sweden, May 2013 20. Learning Outcomes and Assessment Western Canadian Deans of Graduate Studies Conference Victoria, January 2013 19. Numeracy: Needs, Affordances, and Challenges (with France Caron) working group leader – Canadian Mathematics Education Study Group Laval, May 2012 18. Open Problems (with Minnie Liu) working group leader – Changing the Culture Conference 2012 Pacific Institute for the Mathematical Sciences – SFU Harbour Centre, Vancouver, May 2012. 17. The Conceptual Change As a Changing Conceptions seminar Theory Of Theory For – Linnéuniversitetet Sweden, September 2011 16. Stability as Dynamic Beliefs in Motion – Workshop on Mathematical Beliefs (WoMB) Umeå Mathematics Education Research Centre Umeå University, October 2009 – 15. Rethinking Assessment working group leader – Canadian Mathematics Education Forum SFU Downtown, May 2009 14. Mathematics for Teaching Bridging from Mathematics to Mathematics Education York University, June 2009. 13. In the Words of the Creators Stockholm University Colloquium Stockholm, September 2008. 12. Rupture and Coherence in Advocacy in Public Policy panel discussion (panelist) – Canadian Mathematics Education Group Sherbrooke, May 2008. 11. Mathematics Education in Mathematics Departments panel discussion (panelist) – Canadian Mathematics Society Summer Meeting – , June 2006. 10. Numeracy Tasks: Putting Mathematical Understanding to the Test working group leader – Changing the Culture Conference 2004 Pacific Institute for the Mathematical Sciences – Centre, , April 2006. 9. Mathematics for Liberal Arts Students. Canadian Mathematics Society Winter Meeting – , December 2005.
25. Education Of Young Mathematics Education Researchers – panel discussion (chair) 37th International Conference for Psychology of Mathematics Education Kiel, Germany, July 2013. 24. Rapid and Profound Mathematics Teacher Change – seminar El Centro de Modelamiento Matemático – Universidad de Chile Santiago, Chile, June 2013 23. What Teachers Want – seminar Centro de Investigación Avanzada en Educación – Universidad de Chile Santiago, Chile, June 2013 22. The Affordances of using Visibly Random Groups in Mathematics Classrooms – seminar Pontifical Catholic University of Valparaíso Valparaíso, Chile, June 2013 21. The Hidden Classroom: A Look Behind the Façade of Learning – seminar Lectures in Mathematics Education Sweden, May 2013 20. Learning Outcomes and Assessment Western Canadian Deans of Graduate Studies Conference Victoria, January 2013 19. Numeracy: Needs, Affordances, and Challenges (with France Caron) – working group leader Canadian Mathematics Education Study Group Laval, May 2012 18. Open Problems (with Minnie Liu) – working group leader Changing the Culture Conference 2012 – Pacific Institute for the Mathematical Sciences SFU Harbour Centre, Vancouver, May 2012. 17. The Theory Of Conceptual Change As a Theory For Changing Conceptions – seminar Linnéuniversitetet Sweden, September 2011 16. Stability as Dynamic – Beliefs in Motion Workshop on Mathematical Beliefs (WoMB) Umeå Mathematics Education Research Centre – Umeå University, October 2009 15. Rethinking Assessment – working group leader Canadian Mathematics Education Forum SFU Downtown, May 2009 14. Mathematics for Teaching Bridging from Mathematics to Mathematics Education York University, June 2009. 13. In the Words of the Creators Stockholm University Colloquium Stockholm, September 2008. 12. Rupture and Coherence in Advocacy in Public Policy – panel discussion (panelist) Canadian Mathematics Education Group Sherbrooke, May 2008. 11. Mathematics Education in Mathematics Departments – panel discussion (panelist) Canadian Mathematics Society – Summer Meeting , June 2006. 10. Numeracy Tasks: Putting Mathematical Understanding to the Test – working group leader Changing the Culture Conference 2004 – Pacific Institute for the Mathematical Sciences Centre, , April 2006. 9. Mathematics for Liberal Arts Students. Canadian Mathematics Society – Winter Meeting , December 2005.