Co-Chair, Committee on Ethical Aspects of Human Reproduction & Women's Health, International Federation of Gynaecology and Obstetrics (FIGO), since 2006
Member, Committee on Ethical Aspects of Human Reproduction & Women's Health, International Federation of Gynaecology and Obstetrics (FIGO), since 2003
Member, Standing Committee on Ethics, Canadian Institutes of Health Research, 2007-
Co-editor, Ethical and Legal issues, International Journal of Gynecology and Obstetrics, 1999-
Member, Board of Governors, World Association for Medical Law, 1994-2010.
Lifetime Fellow, Royal Society of Medicine (United Kingdom),
Vice-President, World Association for Medical Law, 1996-2010
Honorary Vice-President, World Association for Medical Law, 2010-
Member (elected), Board of Directors, American Society of Law, Medicine and Ethics, 1986-1992.
Member, Editorial Board, Journal of Palliative Care, 1989-
Departmental Editor, Health Policy and Ethics, American Journal of Public Health, 2004 - 2011
Chair, Research Ethics Board, Health Canada, Ottawa, 2001-2007
Member, Editorial Board, Journal of Ethics and Mental Health, 2006-
Member, Committee for Education, Training & Capacity Building, International Federation of Gynecology and Obstetrics (FIGO) 2009-