After his graduation from Queensland Bible College in 1959, Brian joined Youth for Christ. His association with Youth for Christ continued until 1982, when he retired as national chairman. In 1964, he formed Brian Willersdorf Ministries. Brian's outreach through this ministry has spanned most of the major cities in Australia. During small and large crusades in the United States, England, New Zealand and Sri Lanka his messages were heard by people from every walk of life in universities, city car parks, teachers' colleges, public hospitals, conference centers and churches.
Brian fought a battle with cancer of the bowel. Surgery and chemotherapy forced his retirement from pastoral ministry and doctors at that time gave his prognosis as ‘high risk of recurrence'. He believes his healing was a miracle of God.
As an ordained Baptist minister, he has been involved in pastoral work in churches in NSW, as well as in Colleyville, Texas, USA and is currently Interim Senior Pastor of Rivers Baptist Church in Brisbane, Queensland.
Brian has been a Key Note speaker at annual conferences of Chambers of Commerce, Life Underwriters Association, sporting rallies, numerous insurance conferences and many other business conferences. Christian convention speaking engagements have included the National Gideon Convention, Belgrave Heights Convention, and Church Growth International Seminars. His speaking engagements have been many and varied, with groups of 5 to 20,000.
Brian has been retained by a number of large Corporations to advise on managing change and evaluate distribution systems. As well he has advised major Boards on implementation procedures for maximum benefit of cost reduction whilst retaining corporate culture. In 1996 Brian was presented a Certificate of Appreciation in recognition of over 20 years service to the Life Insurance Industry in Australia and was the 1992 and 1994 Speaker for the Million Dollar Round Table 'Top of the Table'.
Television station TCN Channel 9 Sydney produced and televised a series of 26 episodes from Brian entitled "Your Choice". Brian continues to be involved in television as well as numerous radio talkback programmes.
Brian is married to Christine, and their home is in Queensland, Australia. Brian also has two adult children.