Simon Critchley was born in Hertfordshire in 1960, and currently lives and works in New York as professor of Philosophy at the New School for Social Research
The Swiss-born writer and TV producer is inspired by entrepreneurs' ground-breaking ideas, goes postal with his toddler son and gives us some kitchen-sink philosophy. Literally
Americans go for self-help, the French for philosophy and the British for trivia. Stuart Jeffries investigates the phenomenon of the Christmas bestseller and wonders what this year's big successes will be