Dominic earned his doctorate at KCL exploring vaccinations and medically unexplained symptoms in military personnel in 2010.  Dominic then trained as a Clinical Psychologist and completed his clinical doctorate at Royal Holloway University in 2013.  In 2013, Dominic joined Combat Stress (a national veterans mental health charity in the UK) where he established and now leads a research department specialising in veteran’s mental health.  The Combat Stress research department is co-located within the KCMHR where Dominic continues to be a member.

Dominic is part of the Five Eyes Veterans Mental Health Consortium, works on NATO research task groups, has been a special editor for a number of journals and member of several international military mental health research consortiums.  In 2019, he was elected the President of the UK Psychological Trauma Society (UKPTS) and onto the executive board of the European Society for Traumatic Stress Studies (ESTSS).  Dominic has specialised clinically and academically within the field of PTSD and military mental health and is widely published with over 100 articles to date.