Organization New College of the Humanities

Birkbeck College, University of London

St Anne's College, Oxford University

Bedford College, University of London

Aristotelian Society

British Humanist Association

United Kingdom Armed Forces Humanist Association (patron)

Dignity in Dying (patron)

World Economic Forum

London Library (trustee)

Prospect Magazine (contributing editor)

June Fourth

UN Human Rights Council for the International Humanist and Ethical Union

Arizona State University

Yale University

Harvard Society of Fellows

Case Western Reserve University

Federation of American Scientists

Australian National University

New Scientist (contributor)

The Times

Northeastern University London