Mari Simonen is an international leader on population and development. She is Former Deputy Executive Director (External Relations, United Nations Affairs and Management) and Assistant Secretary-General of United Nations, United Nations Population Fund (UNFPA). She serves on a number of non-profit boards and is Chairperson of the International Board of Trustees of VSO (Voluntary Service Overseas). She is also an expert member of the Independent Audit and Oversight Committee of the UN Refugee Agency (UNHCR). Dr. Simonen is originally from Finland and currently lives in New York.