Evelyne Josse is a clinical psychologist with a degree from the Université Libre de Bruxelles. She lectures at the University of Lorraine (Metz).

Trained in Ericksonian hypnotherapy, EMDR (Eye Movement Desensitisation and Reprocessing), brief therapy, and EFT (Emotional Freedom Techniques), she practices as a psychotherapist in private practice.

Evelyne Josse is a supervisor for psychotherapists and a lecturer in psychotraumatology at the French Institute of EMDR, at the University of Lorraine for the university diploma (DU) in EMDR and psychotraumatology, and at the Université Libre de Bruxelles for the interuniversity certificate in victimology and psychotraumatology.

She initiated a European interuniversity certificate in hypnosis in Belgium at ULB (ULB/U-Mons) and in France at the University of Metz. Together with Olivier Perrot, she founded the Belgian School of Hypnosis and Brief Therapies, where she trains therapists in hypnosis. Additionally, she teaches hypnosis at the French Association for New Hypnosis in Paris, Toulouse, and Marseille, as well as in Montpellier at the Centre Génération Formation and in Annecy at the Centre Réa-active.

Moreover, she established the first university EMDR certificate in Belgium at the Université Libre de Bruxelles.

She has worked for various NGOs ("Partage avec les enfants du tiers-monde", "Avenir des Peuples des Forêts Tropicales", the Belgian and Swiss branches of "Doctors Without Borders", "Doctors of the World – France", and the International Committee of the Red Cross) and serves as a consultant in humanitarian psychology. She has particular expertise in supporting populations who have experienced violence (especially sexual and gender-based violence), as well as expatriates who have undergone critical incidents.

Previously, she worked at university hospitals with adults affected by HIV/AIDS and children suffering from cancer. Additionally, she was a research associate at the Faculty of Psychology at the Université Libre de Bruxelles.