Graduated Otago University Dental School. Military service with Royal New Zealand Navy. Training in Oral Surgery East Grinstead United Kingdom. Specialist Oral Surgeon in private practice Auckland New Zealand. Career long involvement with post graduate teaching of Intravenous sedation. New Zealand Dental Association Representative for ANZCA. Safe Sedation Project, developing competencies to be incorporated into training programs teaching the delivery of safe moderate procedural sedation. Presented on TCI sedation at combined IFDAS and ADSA and IFDAS and ASDA meetings in the USA and Australia. Speaker on TCI sedation at Harvard Medical School, Paediatric Sedation outside of the Operating Room Conference. Pioneered TCI procedural sedation in dentistry in New Zealand, and has been using TCI sedation in oral surgical practice for 20 years.