Dr John Collier has been Head of St Andrew’s Cathedral School and St Andrew’s Cathedral Gawura (Indigenous) School for 10 years and, prior to that, was Principal of a multi denominational Christian School and a Government School, ranging over 29 years of Principalship.  He is Deputy Chair of the Anglican Education Commission and a member of the Synod of the Sydney Diocese, a Lay Canon of St Andrew’s Cathedral and a Diocesan Lay Reader, a recent past Chair of AHISA (NSW/ACT) and a Fellow of the Australian College of Educators and the Australian Council for Educational Leaders.