this week in the function room, It's Anyone's Guess - the maths of guesswork David Malone of Maynooth University and the Hamilton Institute. I ride the wave of ignorance through some big topics like Information theory, Entropy, what makes a good password and how hard it would be to figure out what I had for breakfast. But first, I notice David has that all important mathematician background behind him in the interview - a white board with lots of squiggly symbols. i have to ask