The whole committee meets once a year. Members are selected by the DirectorGeneral according to recommendations by member states, but as independent advisors:

The Director-General appoints the IBC’s 36 members to serve in their personal capacities for four year terms. The selection is made taking into account cultural diversity, balanced geographical representation and nominations from States of qualifi ed specialists in the life sciences and in the social and human sciences, including law, human rights, philosophy, education and communication.