Tim Samuels appeared on the BBC Radio 4 show Loose Ends - talking to host Clive Anderson about his book, Who Stole My Spear?
They managed to cover man vs ape testes size, mental health rates and how Corn Flakes was invented as an anti-masturbation aid....
Listen at 37:35 - at http://www.bbc.co.uk/programmes/b079lt8n