[1] Croucher graduated as a teacher from Bathurst Teachers' College; BA University of New England; LTh., Dip.RE, Melbourne College of Divinity; ordained as a Baptist pastor, NSW Baptist Theological College; Master of Education University of Sydney; (post graduate) Bachelor of Divinity MCD., Doctor of Ministry Fuller Theological Seminary.
[citation needed] Croucher and his wife Jan were one of the earliest couples in Australia to be ordained to ministry in Baptist churches.
[2] After a five-year career as a high-school teacher, Croucher began training in 1964 for the Baptist ministry in New South Wales.
[3] Since 1991, Croucher has been founding director of John Mark Ministries, serving pastors, ex-pastors, church leaders and their spouses throughout Australia and elsewhere.Les Scarborough (NSW, now retired) and Psychologist/Trainer Tim Dyer (Tasmania and elsewhere) are colleagues.
[4] In 2011, Croucher added his voice to those of other Christian leaders calling for the introduction of same-sex marriage in Australia.