Murderers. Fraudsters. Internet trolls. This is a podcast about people who do terrible things, and the science of humanity’s dark side.

Series producer: Louisa Field Artwork: Kingsley Nebechi Music: Matt Chandler Editors: Anna Lacey and Martin Smith Academic Consultants for The Open University: Dr Ailsa Strathie Dr Sarah Laurence Commissioning Assistant Producer: Adam Eland Commissioning Executive: Dylan Haskins Bad People is produced in partnership with The Open University and is a BBC Audio Science Production for BBC Sounds.