Professor Emma Johnston AO FTSE FRSN is Dean of Science and Professor of Marine Ecology and Ecotoxicology at UNSW Sydney. She studies the impacts of human activities in marine ecosystems and how we can build ecological resilience. Her research is conducted in diverse field environments, from Antarctica, to the Great Barrier Reef, and temperate Australian estuaries.  She is an elected fellow of the Australian Technological Society (ATSE) and in 2018 she was made an Officer of the Order of Australia (OA). Professor Johnston is a national advocate for the Science and Technology sector and is a Director on the Board of the Great Barrier Reef Marine Park Authority and the Antarctic Science Foundation.  She consults with industry through the development and implementation of new biomonitoring and ecological engineering techniques and frequently contributes expert opinion to state, federal & international government agencies.