The Biennial Reports of IBBY are the most important information sources of information about the direction and development of the organization’s activities and events.

IBBY Biennial Report is compiled and written by the Secretariat in Basel. It includes all the basic information concerning the central organization of IBBY.

Each National Section of IBBY is requested to submit a biennial report of their structures, activities and participation following guidelines in the form of a questionnaire. The reports are then summarized by the IBBY Secretariat and distributed worldwide.