Donald Wetherick is a music therapist with over 30 years experience in work with children and adults facing challenges from developmental differences, neurodiversity, disrupted family life or mental illness. He currently works as a music therapist in adult mental health in Newham and as a music therapy trainer at the Guildhall School of Music and Drama.

Donald is Deputy Head of Music Therapy at the Guildhall School and also a researcher with a focus on music therapy training and pedagogy. He is a co-editor of the British Journal of Music Therapy and a former Chair of the British Association for Music Therapy (2012-15). Since September 2025, Donald has been an Associate Editor for the Psychology of Music journal.

Music therapy training and its relationship to different kinds of musicianship and musicians; the qualitative experience of service users receiving music or other arts therapies; more generally, critical or discourse-focused research approaches to music and health.