Adrian Brett has 34 years experience as a geoscientist variously located in Central and SE Asia, Africa, Middle East and Pacific: Countries most recently worked in include Australia, China, Jordan, Indonesia, Papua New Guinea, Philippines, Thailand, Lao PDR, Nigeria, Zambia, Fiji, New Zealand and Myanmar.

Adrian Brett is an environmental and legal specialist with extensive experience in environmental management and impact assessment, environmental regulation and sustainable development. He has worked as a consultant to numerous organisations which have included: United Nation's agencies (UNEP, UNDP, UNESCAP, UNCTAD, UNRFNRE, DDSMS), Government of Zambia - Ministry of Mines and Minerals Development/World Bank, Government of Nigeria - Ministry of Solid Minerals Development), Australian Government Agencies (Environment Protection Agency, National Rail), NSW State Government Agencies (Environment Protection Authority, Zoological Parks Board, City Rail, Pacific Power, Roads and Traffic Authority), and various Mining Companies.

Prior to 1987, he worked for Esso Australia Ltd (1981-87) in Australia and Papua New Guinea as a geoscientist (6 yrs), NSW Roads and Traffic Authority (1975-80) as an engineering geoscientist (5 yrs), with Anglo American Corp. (1973-74) in Fiji and PNG, and with International Nickel of Canada (1973) in Australia as an exploration geologist/geochemist (2 yrs).