Professor Jude Cassidy, professor of Psychology at the University of Maryland at College Park, visited the DPB lab as part of the Radboud Excellence Professorship from September 2016 until December 2016. Professor Jude Cassidy is an expert in socio-emotional development from infancy through adolescence with an emphasis on attachment and family relationship. Additionally, she focuses on social, cognitive, and regulatory mechanisms through which children’s early family experiences come to influence later well-being and relationships. Professor Jude Cassidy is collaborating with the DPB lab within the ongoing, prospective longitudinal BIBO project.