Dr Christopher Heard, MBBS trained at Middlesex Hospital in London and spent 10 years in hospital practice. Dr Heard has been in the full-time practice of environmental and nutritional medicine for over 15 years.

Dr Heard has a special interest in ASD patients and is an approved Defeat Autism Now! (DAN!) practitioner. 

Presentation - Biomedical Basis for Biomed - Getting started with DAN! Protocol (PDF)