Matthew Hall is Research Associate at Ulster University and an Associate Academic at the University of Derby. He is also an editor for the Journal of Gender Studies. His research has focused on gender, sexuality, body image, beauty cultures, online violences, substance (mis)use and veterans' health and well-being. Jeff Hearn is Professor of Sociology, University of Huddersfield, UK; Senior Professor, Gender Studies, Örebro University, Sweden; and Professor Emeritus, Hanken School of Economics, Finland. His research focuses on gender, sexuality, violence, organisations and transnationalisations.