Eduardo Posada, chairman of the coordinating council of the Commission on Science and Technology for Sustainable Development in the South, defends its activities

I. E. Qureshi of the Commission on Science and Technology for Sustainable Development in the South responds to criticism of its activities

Collaborations between African and Canadian universities will boost Africa's education and knowledge infrastructure, writes Margaux Béland.

Scientific evidence cannot be the only thing that politicians consider in making policy, says UK chief scientific adviser John Beddington.