Marian Corkill is a Senior Teacher of the Billings Ovulation Method® and has extensive experience in teaching and training. She has been teaching women to understand the symptoms of their fertility for over 30 years. She is involved in on-going training of Billings Ovulation Method® teachers throughout Australia as well as working with teachers and health professionals in 20 overseas countries. Marian is an Education Activity Representative of the RACGP QI&CPD Program.