Joe Whitehead is an Environmental and Engineering Geologist with over 35 years experience in ground related problems, wastewater and waste management in Europe, North America and Australasia. He has wide experience in the design and management of decentralised wastewater systems and has prepared and delivered in excess of 100 professional short courses in on-site and decentralised wastewater management in Australia, New Zealand and the Pacific. Joe is Principal of Whitehead & Associates Environmental Consultants Pty Ltd, Director of the Centre for Environmental Training and an Adjunct Senior Lecturer at the University of Newcastle.