Toby Walsh is a leading researcher in artificial intelligence and a prolific populariser of computer science. We talk about the mechanisms behind fair allocation of transplanted kidneys, autonomous cars, the ethics of artificial intelligence and algorithmic decision making, and killer robots from autonomous weapon systems to the Singularity.

Toby’s blog is at http://thefutureofai.blogspot.com.au; his forthcoming book on many of these issues will be titled “Android Dreams.”