Fabrizio Didonna, Psy D, is an internationally known Clinical Psychologist, Professor in the Institute for Lifelong Learning of the University of Barcelona, Spain, Visiting Professor at Shanghai Jiao Tong University and Scientific Director of the Institute-sponsored One-Year Master’s Program in Mindfulness-Based Therapy. He is the developer of the therapeutic model, and author of the related manual, Mindfulness-Based Cognitive Therapy for Obsessive-Compulsive Disorder (Guilford Press, 2019), the first manualized and standardized mindfulness-based treatment model for OCD. Dr. Didonna is the Director of the MBCT for OCD Center in Vicenza, Italy. He is also a founder and President of the Italian Institute for Mindfulness (IS.I.MIND) and a Coordinator of the Unit for Obsessive-Compulsive Disorder in the Department of Psychiatry at the Villa Margherita Private Hospital in Vicenza, Italy. He presented scientific papers, lectures at a number of international conferences and universities worldwide, including Harvard and Oxford, and published numerous articles, several chapters and three books. He is the Editor of the Clinical Handbook of Mindfulness (2009, Springer), the first manual on the clinical applications of mindfulness meditation (translated in five languages). He is an experienced instructor of mindfulness-based interventions and has trained more than 2,000 patients in inpatient and outpatient settings. He gives workshops and training retreats in the field of mindfulness and MBCT for OCD internationally, including United States, United Kingdom, China, Mexico, Spain, Panama, Israel, and Finland.