Dr Paul Marshall is the Manager of the Climate Change Response Programme for the Great Barrier Reef Marine Park Authority. Paul is passionate about the ocean and has spent many years studying and working to protect coral reefs. He is a leading expert on the implications of climate change for coral reefs at both the national and international levels. He has published numerous research papers, book contributions and reports on coral bleaching and climate change impacts on tropical marine ecosystems. He studied science and zoology at Melbourne University, before completing his PhD at James Cook University on the ecology of coral reefs and how they recover from damage. Paul has spent many years doing coral reef surveys; he is qualified as a commercial diver and has logged over 1000 dives.