This presentation describes how patterns of environmental exposure influence outcome. It deals with some of the enduring arguments put forward by those who reject the vaccine-autism connection and sets the scene for why CDC scientists would examine age of exposure to MMR and autism risk in their ultimately fraudulent DeStefano et al. study of 2004.

Andrew Wakefield, MB, BS, Fellow of the Royal College of Surgeons

Dr. Andrew Wakefield is an academic gastroenterologist, author, and filmmaker.