R. D. Hinshelwood is a British psychiatrist and psychoanalyst who has always had a part-time commitment to the public service (NHS and universities) and to teaching psychoanalysis and psychotherapy. He has written on Kleinian psychoanalysis and on the application of psychoanalysis to social science and political themes. He has taken an interest in and published on the problems of making evidence comparisons between different schools of psychoanalysis.

Tomasz Fortuna trained as a psychoanalyst at the Institute of Psychoanalysis in London. He is a member of the British Psychoanalytical Society, the Hanna Segal Institute for Psychoanalytic Studies and the scientific committees of both organisations. He has worked as a psychiatrist for the NHS for over 12 years and currently works at the Portman Clinic, Newham Adolescent Mental Health Team, and is in private psychoanalytic practice. His professional interests include the relationship between psychoanalysis and the arts and the understanding of severe emotional disturbance. He is a guest-editor of Empedocles: European Journal for the Philosophy of Communication.