Augusto Rembrandt Rodríguez-Sánchez is an Assistant Professor in the Department of Physical Education and Sport, Universidad de Sevilla, Spain. His research interests are physical education, martial arts, and combat sports, as well as social aspects related to the practice of physical and sporting activity.

Joaquín Piedra is a Senior Lecturer at the Universidad de Sevilla, Spain. He is head of the Critical Approach on Sport (CASport) research group and a specialist in the analysis of sport from a gender perspective. He has published on masculinities, gender, and coeducation in sport and physical education, and he is a Member of the National Network on LGBTIQ+ on Physical Education and Sport.

George Jennings is a Senior Lecturer in Sport Sociology at Cardiff Metropolitan University, Wales, UK. His research is mainly focused on the relationships between martial arts cultures, pedagogies, and philosophies. His research interests include gender and masculinity, the body and embodiment, ethnicity and nationalism, religion and spirituality, and health and pedagogy.