Dr. Nigel Mulligan is a psychotherapist currently practicing at Willow Tree Counselling & Psychotherapy since October 2022. With extensive experience in addiction counselling and psychotherapy, Dr. Mulligan has worked at the Peter McVerry Trust since January 2006, where roles included psychotherapist, addiction counsellor, and lecturer in psychology and psychotherapy at Dublin City University. Additionally, Dr. Mulligan has contributed to Housing First and served as a psychotherapist at The Lantern Detox, focusing on clients reducing and detoxing from methadone. As Academic Director of Programmes at ICPPD International College for Personal & Professional Development from September 2017 to June 2019, Dr. Mulligan ensured quality in education and teaching delivery. Dr. Mulligan holds a Doctorate in Psychotherapy from Dublin City University, where research focused on psychotherapists’ work with patients taking anti-depressants.