Udi Davidovich is a senior researcher and a manager at the Department of Infectious Diseases of the Amsterdam Public Health Service (APHS). Udi is a Clinical Psychologist and a Dr. of Social Psychology and works in association with the University of Amsterdam, Department of Social Psychology. Udi leads the psychosocial research line at the APHS as well as prevention-intervention development. Udi is also the vice-chair of AFEW International (Aids Foundation East-West) and a permanent member of the board of the AidsImpact conferences.