Christoph Klein studied psychology and philosophy at the Universities of Bonn and Hamburg. He was awarded his PhD in psychology on event-related potentials in schizophrenia at the University of Konstanz in 1995 and his Habilitation on developmental and clinical eye movement research at the University of Freiburg in 2000. After working for several years both at Bangor University, UK, and the University of Freiburg, he fully returned to Germany in 2017 and is now Professor in the Departments of Child and Adolescent Psychiatry, Universities of Freiburg and Cologne. Ulrich Ettinger studied psychology at Goldsmiths College and neuroscience at King's College London. He was awarded his PhD in psychology on studies of eye movements in the schizophrenia spectrum in 2003. After a postdoctoral research fellowship at McGill University in Montreal, Canada, in 2003/2004, he worked as Research Fellow, Lecturer and Senior Lecturer at King's College London before returning to his native Germany for an Emmy Noether group leadership position at the University of Munich in 2009, where he also completed his Habilitation in 2011. In 2012 he took up a Professorship in the Department of Psychology at the University of Bonn.