Sonja J. Ellis is Associate Professor in Human Development at the University of Waikato, Aotearoa/New Zealand. She is also an Associate Fellow of the British Psychological Society and a Senior Fellow of the Higher Education Academy. In a career spanning more than 20 years and three countries (the UK, Australia and New Zealand), she has published widely in the field of LGBTIQ+ psychology, bringing her knowledge of the field to teaching in psychology, counselling and education. Damien W. Riggs is a Professor in Psychology at Flinders University, Australia and a Fellow of the Australian Psychological Society. He is the author of over 200 publications in the fields of gender, family and mental health, including (with Shoshana Rosenberg, Nik Taylor and Heather Fraser) Queer Entanglements (Cambridge). Elizabeth Peel is Professor of Communication and Social Interaction at Loughborough University, UK, a Fellow of the British Psychological Society and a Senior Fellow of the Higher Education Academy. She has published widely in critical health and social psychology. She is on the Editorial Board of five journals, and is Book Series Co-Editor of Gender and Sexualities in Psychology (Routledge). Previous books have won awards from the American Psychological Association (2007) and the BPS (2013).