Klaus Hurrelmann teaches in the fields of health and education policy. He was educated as a social scientist at the Universities of Münster and Berkeley. He earned his doctorate with an empirical study on the social determinants of school achievement and his professorship with the scripture "Education System and Society". Hurrelmann was a Professor of Socialisation and Education Research at the Universities of Essen and Bielefeld, before he also dedicated himself to the field of Public Health. In 1994, he played a key role in establishing the first German School of Public Health in Bielefeld. There, he spent many years as founding dean. For 12 years, he was the director of the Research Center SFB 227 "Prevention and Intervention in Childhood and Adolescence". He also led the German contribution to the international comparative study "Health Behaviour in School Children" for the World Health Organization. He was the head coordinator of the German Youth Surveys 2002, 2006 and 2010 and the German Children Surveys 2007 and 2010.