Tom Okey is a Senior Quantitative Marine Ecologist with CSIRO Marine Research in Australia. He became a research associate and a graduate student at the Fisheries Centre after an appointment as a visiting scientist during 1998 and 1999. Tom's PhD work (2004, Zoology) explored alternate community states in four marine ecosystems through the combined application of whole ecosystem trophic modeling and empirical field studies. During the late 1990s, Tom developed marine conservation policies for Pacific waters under U.S. and California jurisdiction as the Pacific Fisheries Program Director for the Centre for Marine Conservation. He is also the founder and Science Director of the public charity Conservation Science Institute.