He was an advocate for inclusive support and equal access to education, work, housing, and human rights for children and adults with disabilities.
He taught at the University of New Hampshire as a faculty member and traveled throughout the United States and other countries as a consultant to promote changes in the treatment and perception of individuals with behavioral difficulties.
[1] Lovett wrote two books, Cognitive Counseling and Persons with Special Needs (1985) and Learning to Listen: Positive Approaches and People with Difficult Behavior (1996).
"[8] Others working in the fields of autism and intellectual disabilities note Lovett's early contributions to establishing more person-centered care in the context of deinstitutionalization,[9] and to positive behaviour support.
[10][11][12] With John O'Brien (advocate), Lovett co-wrote “Finding A Way Toward Everyday Lives,” a paper cited by others in the disabilities field as a significant reference point in the early development of person-centered planning.