Dr Turnbull, a 1971 graduate of Palmer College of Chiropractic (PCC), Iowa, USA, he holds NZ Chiropractic Board (NZCB) registration and maintains annual practice certification. For over a decade during the 1990s-2000s he was also General Chiropractic Council (GCC) registered, while in the UK.
Formerly a member of the New Zealand Chiropractors’ Association (NZCA) and British Chiropractic Association (BCA), he is an emeritus fellow of the Royal College of Chiropractors (FRCC).
With 46 years unbroken experience in both practice and university teaching at BSc (Hons) and MSc (Chiropractic) levels, he spent 2 years a senior clinical tutor at Anglo-European College of Chiropractic (AECC), Bournemouth – then Europe’s leading chiropractic school. Later, 4 years more as leading senior lecturer/clinic director/director of studies in the innovative MSc Chiropractic programme at Surrey University (UniS / EIHMS), Guildford.
He was variously external examiner for WIOC Chiropractic / University of Glamorgan, visiting staff at the NZ School (later College) of Chiropractic, GCC Test of Competence examiner/assessor (of all foreign registrants seeking to enter practice in the UK). Gerald retired from full-time teaching spending subsequent years to 2012 practising in the UK home counties.
Returning to NZ permanently in 2012, Gerald developed a successful nationwide chiropractic locum tenens service. He re-entered private solo practice at Top of the Town Chiropractic in Warkworth early 2018.
Dr Turnbull is an authorised provider of ACC services, with private insurer recognition. Formerly on the NZCA executive council (1st VP) most active during the NZ Commission of Inquiry into Chiropractic whose 1979 Report set standards and accelerated development of the then sixty-year-old NZ profession. Now 40 years on, globally it continues to be a model of choice for professional legislation and education in many jurisdictions.