Toby Walsh is a leading expert in artificial intelligence (AI). He was named by the Australian newspaper as a "rock star" of the digital revolution, and included in their list of the 100 most important digital innovators in Australia. Professor Walsh's research focuses on how computers can interact with humans to optimise decision-making for the common good. He is also a passionate advocate for limits to ensure AI is used to improve, not hurt, our lives.In 2015, Professor Walsh helped launch an open letter calling for a ban on autonomous weapons or 'killer robots' that was signed by more than 20,000 AI researchers and high profile scientists, entrepreneurs and intellectuals, including Stephen Hawking, Noam Chomsky, Steve Wozniak, and Elon Musk. He has since been invited by Human Rights Watch to talk at the United Nations in both New York and Geneva. Professor Walsh has been elected a Fellow of the Australian Academy of Science, Fellow of the Association for the Advancement of AI, and Fellow of the European Association for AI. He has won the Humboldt Award and the NSW Premier's Prize for Engineering and ICT. He has written a popular book about AI,Android Dreams: The Past, Present and Future of AI". His twitter account, @TobyWalsh was voted one of the top ten to keep abreast of developments in AI. His blog, thefutureofai.blogspot.com attracts tens of thousands of readers every month.