The Ignobel prizes reported by Ian Woolf, discussion from Therese Chen and Julie-Anne Popple. Victoria Bond talks Penicillin shortages with Professor Robert Bhoy, Julie-Anne Popple interviews Professor Steve Simpson and Dr Alsion Gosby about the protein hypothesis for obesity. Jams Bourne introduces mind altering parasites, and Ian Woolf explains the brain pathways they use to manipulate their hosts.