This summary report presents the key findings from extensive research undertaken with South Wales Police to understand vulnerability. The report is the first milestone of the Early Intervention and Prevention Project, a collaboration between Public Health Wales, the Police and Crime Commissioner for South Wales, South Wales Police, NSPCC, Barnardo’s and Bridgend County Borough Council. This research report is the first milestone of the project and was conducted to meet the following objectives: • To identify what procedures and protocols are currently in place for the identification and management of vulnerability and risk by South Wales Police and associated statutory partners; • To understand the perceptions of Police Officers on their ability to respond to vulnerability and how they can be supported in this; and, • To explore the views of the public on their knowledge of ACEs and public expectations around the police response to vulnerability.