Dr Peter Brown is an ecologist and senior lecturer in zoology at Anglia Ruskin University in Cambridge, UK, where he has worked since 2010 following the completion of his PhD. His research focuses on three main areas: ladybirds, non-native species and citizen science. Peter has been studying ladybirds since 2005 and jointly leads the UK Ladybird Survey with Helen. This is a long-running project that has generated over 200,000 records of 47 UK ladybird species, contributed by members of the public.