Professor Haddad has published widely and edited two textbooks on psychopharmacology. He was a member of the Development Group for the NICE Bipolar Guideline published in 2006 and the NICE Medicines Adherence Guideline published in 2009. He is an active member of the British Association for Psychopharmacology, has been a past Honorary General Secretary (2011-14) and has contributed to several of the Association’s Guidelines. He has a major commitment to teaching and public engagement on mental health.