| 1951 | B.A. (S.A.) (Majoring in Psychology and Philosophy) |
| 1955 | M.B., B.Ch. (RAND) |
| 1955 – 1958 | Junior and Senior House Office posts and locum Medical Registrar, Baragwanath Hospital, Johannesburg |
| 1958 – 1961 | Edinburgh, training in Psychiatry: Royal Hospital for Mental and Nervous Disorders and the Royal Hospital for Sick Children |
| 1961 | Dip. Psych. (University of Edinburgh) |
| 1961 – 1963 | Senior Registrar, Warneford and Park Hospital, Oxford |
| 1964 | Physician in Charge, Nuffield Psychology and Psychiatry Unit, Newcastle upon Tyne; Royal Victoria Infirmary, Honorary Consultant; Prudhoe and Monkton Hospital for the Mentally Subnormal and the Percy Hedley School for Spastic Children, Associate Consultant Physician |
| 1966 | M.D. (RAND) |
| 1969 – 1970 | Chairman, North East Section, Association of Child Psychology and Psychiatry |
| 1970 | President, North East Section, National Autistic Association |
| 1972 | M.R.C.Psych – F.R.C. Psych |
| 1972 | Director, Human Development Research Unit, University of Newcastle upon Tyne |
| 1972 – 1985 | Executive Committee, Child and Adolescent Section, Royal College of Psychiatrists |
| 1973 – 1979 | Child and Adolescent Psychiatry Specialist Advisory Sub-Committee, Joint Committee on Higher Psychiatric Training, Royal College of Psychiatrists |
| 1973 – 1979 | Nursing Sub-Committee of Education Committee, Royal College of Psychiatrists |
| 1974 | Reader in Child Psychiatry, University of Newcastle upon Tyne |
| 1975 | Member of Paediatric Association |
| 1975 – 1980 | Examiner, Royal College of Psychiatrists |
| 1977 | Professor of Child Psychiatry, University of Newcastle upon Tyne |
| 1978 | Fellow of the Royal Society of Medicine |
| 1978 – 1985 | Manpower Sub-Committee, Royal College of Psychiatrists |
| 1980 | First Welcome Professor to South Africa College of Medicine |
| 1981 – 1982 | Vice-President, Council, Psychiatry Section, Royal Society of Medicine |
| 1981 – 1984 | Research Committee, Royal College of Psychiatrists |
| 1982 – 1985 | Court of Electors, Royal College of Psychiatrists |
| 1982 – 1983 | President, Council, Psychiatry Section, Royal Society of Medicine |
| 1983 – 1988 | Examinations Sub-Committee, Royal College of Psychiatrists |
| 1983 – 1988 | Chief Scientific Adviser, Mental Illness Research Liaison Group, Department of Health and Social Secuirty |
| 1984 | Advisory Board, Journal of Child Psychology and Psychiatry |
| 1985 - 1988 | Chairman of Section of Child & Adolescent Psychiatry, Royal College of Psychiatrists |
| 1985 | World Health Organisation, Temporary Adviser, Department of Health and Social Secuirty |
| 1985 | International Advisory Board, Journal of Child Psychiatry and Human Development |
| 1985 – 2002 | Child and Adolescent Psychiatry Committee, World Psychiatric Association |
| 1986 – 1992 | Council, Public Policy and Education Committee, Royal College of Psychiatrists |
| 1986 – 1992 | Member of Research Committee, Mental Health Foundation |
| 1987 | Chairman, Independent Second Opinion Panel, Cleveland Inquiry into Child Sexual Abuse |
| 1989 | Editorial Board, Journal of Child Psychology and Psychiatry |
| 1989 – 1990 | University of Helsinki, Bronze Medal |
| 1989 – 1991 | Treasurer of ESCAP Conference, London (European Society for Child & Adolescent Psychiatry) |
| 1990 | Professor of Child and Family Mental Health, The Royal Free Hospital School of Medicine and the Tavistock Centre |
| 1990 | Child Psychiatry Sub-Committee, World Psychiatric Association |
| 1990 – 1995 | Court of Electors, Royal College of Psychiatrists |
| 1991 – 1994 | MRC Panel of experts to evaluate Postgraduate Training Programmes |
| 1991 – 1993 | Editorial Committee, Acta Paedopsychiatrica |
| 1991 | Editorial Board, ESCAP (European Society of Child & Adolescent Psychiatry |
| 1991 – 1992 | Vice President, Royal College of Psychiatrists |
| 1991 – 1992 | Special Committee on the Place of Prevention in Psychiatry, Royal College of Psychiatrists |
| 1991 – 1992 | Chair, Nursing Liaison Committee, Royal College of Nursing / Royal College of Psychiatrists |
| 1991 | Honorary Member – Psychiatry Section, Royal Society of Medicine |
| 1992 – 1998 | Chairman, Child Psychiatry Research Society |
| 1992 | Mental Health Nursing Review, Department of Health |
| 1993 – 1996 | Chairman, Association of Child Psychology & Psychiatry |
| 1993 – 1999 | Treasurer, Royal College of Psychiatrists |
| 1993 | M.F.P.H.M. (Faculty of Public Health Medicine) |
| 1996 – 1998 | Leverhulme Emeritus Fellowship |
| 1996 | Editorial Board, Journal of Infant Mental Health |
1998 | F.R.C.P.C.H. (Royal College of Paediatrics and Child Health) |
| 2000 | Honorary Fellow, Royal College of Psychiatrists |
| 2001 | Honorary Fellow, Royal College Paediatrics and Child Health |
| 2002 | Honorary Doctorate, Tavistock and Portman NHS Trust and University of East London |
| 2002 | Fellow of Faculty of Public Health Medicine, Royal College of Physicians of United Kingdom |