Alexandra Oliveira is a professor in the Department of Psychology at the Faculty of Psychology and Educational Sciences, University of Porto. She teaches several courses on the Psychology of Justice and Deviant Behaviour; she also lectures in the Doctoral Programme in Human Sexuality and the Master's in Sexology. She completed her PhD in Psychology at the University of Porto in 2008, with ethnographic research on street-based sex workers. Although she is a recognised expert on sex work, her research interests more broadly encompass gender, sexuality, deviance, and social reaction, including stigma and social justice. She is an Integrated Member of the Centre for Psychology at the University of Porto.