Research / Professional Leadership and Participation

Appointed Chair of the International Commission for Mathematical Instruction (ICMI) Study 24 on “School Mathematics Curriculum Reforms: Challenges and Changes”, with Professor Yoshinori Shimizu (University of Tsukuba, Japan) by the Executive Committee of ICMI (July 2016- June 2023) (Study Conference Proceedings published in 2018; Study Volume published in 2023)

Elected member of the Academy of Science of South Africa (ASSAf) (2009- )

Nominated ASSAf representative to the Science Education Programme Working Group of the Network of African Science Academies (NASAC) (Sept 2022-August 2025)

Invited Co-Chair: Topic Study Group 34: Social and Political Dimensions of Mathematics Education (with Prof Murad Jurdak, Lebanon) for the 13^th International Congress of Mathematics Education (ICME-13), Hamburg, Germany, 24-31 July, 2016. (Volume published from papers reviewed and accepted from TSG 34 in 2018)

Appointed member of the Institutional Audit Committee, a sub-committee of the Higher Education Quality Committee of the South African Council on Higher Education. (Jan 2014 – Dec 2019)

Appointed member of the Ministerial Committee to investigate the current promotions requirements and other related matters that impact on the standard of the National Senior Certificate (specific focus related to school Mathematics and Mathematical Literacy) (Department of Basic Education; 2013-2014)

Chair of the Teaching and Learning Working Group of Higher Education South Africa (HESA) (2010-2012)

Member of the Board of Trustees of the Centre for the Advancement of Science and Mathematics Education (CASME) (2005-2018)

Invited Chair of KZN Rhodes Scholarship Committee (2014-2018)

Member of KZN Rhodes Scholarship Committee (2013)

Elected member of the Executive Committee of the International Commission on Mathematical Instruction (ICMI) (2010-2012)

Chair of the South African National Committee for the International Mathematical Union (SANCIMU) (2010-2013) Representing the Association for Mathematics Education of South Africa (AMESA)

Member of the South African National Committee for the International Mathematical Union (2006-2009) Representing the Association for Mathematics Education of South Africa

Chair of the Southern African Association for Research in Mathematics, Science and Technology Education (SAARMSTE) (2001)

Member of executive committee and Chair Elect in 2000 and as Past Chair in 2002

Chair of programme committee for SAARMSTE 2002 10^th annual conference

Member of executive committee as Secretary-Treasurer (1996-7)

Member of the SAARMSTE-DIFD steering committee for research capacity development in selected SADC countries (2001- 2002)

Education Expert on the South African National Commission for UNESCO (2001- 2005)

Nominated by the Association for Mathematics Education of South Africa and the Southern African Association for Research in Mathematics, Science and Technology Education; and selected by the Minister of Education Prof Kader Asmal

Research Evaluator for the National Research Foundation in several programmes:

• Researcher Ratings Programme
• Research proposals in the Focus area of Education and Change
• Participated in several research policy review and development seminars and workshops convened by NRF for social science and educational research.

Institutional Auditor for the Higher Education Quality Committee of the Council on Higher Education (CHE).

Evaluation panel member and National Accreditation Committee member for the HEQC of the CHE for Accreditation reviews of MEd and BEd, PGCE, and ACE.

Chaired panels at two universities for Accreditation Review of ACE (Mathematics)

Member of the Academy of Science of South Africa (ASSAf) (2009- )

Member of the Programme Committee for the International Commission on Mathematical Instruction (ICMI) Centennial Symposium, Rome (2008)

Honorary member of the Education Association of South Africa (EASA) (2007)

Member of the Association of Mathematics Educators of South Africa (AMESA) (1990-

Member the Southern African Association for Research in Mathematics, Science and Technology Education (SAARMSTE) (1993-

Member of the programme committee of the International Commission of Mathematical Instruction (ICMI) Regional Southern African Conference, Johannesburg (2004 – 5)

Associate organiser of Working Group 12 on Social and Political Issues in Mathematics Education of the 9^th International Congress in Mathematics Education (ICME), Japan (2000)

Member of the International Committee of the Conference on Mathematics Education and Society MES) (1998)

Member of the Programme Committee of the 22^nd Conference of the International Group for the Psychology of Mathematics Education, Stellenbosch (1998)