09:05 What happened to Linda Davie?

A reward of more than $120,000 has been posted to help solve the mystery of the Linda Davie's disappearance in Sydney, 30 years ago.

Pete Davie, Linda Davie's brother and Nigel Davie.

09:20 Anti-Counterfeiting Trade Agreement

Dr Michael Geist, Canadian internet law expert who is a world authority on what a controversial Anti-Counterfeiting Trade Agreement, which covers copyright and the internet, could mean for the privacy of your PC.

09:45 Africa correspondent Nkipile Mabuse

10:05 Lee Child

Best-selling British thriller writer, Lee Child, known for his American-based novels and their lone wolf protagonist, the hardened ex-military man Jack Reacher.

Lee Child also used to work at Granada TV studios; he discusses his role in the golden age of British drama, working on series like Prime Suspect, Cracker and Brideshead Revisited.

10:30 Book Review with Penny Ashton

Murder at Mansfield Park by Lynn Shepherd
Published by Allen & Unwin

10:45 Reading: Where Underpants Come From by Joe Bennett (Episode 9 of 12)

In a quest to trace his underpants back to their source Joe Bennett today flies across China to the far western province of Xinjiang, where cotton is grown and harvested.

11:05 Political commentators Andrew Campbell and Matthew Hooten

11:30 Guest Chef, Niki Bezzant, editor, Healthy Food Guide magazine and wine commentator John Hawkesby

'Healthy' low fat lasagne
Apple, feijoa and ginger strudel

11:45 Urbanist Tommy Honey looks at the next wave of efficiency in cars - making them lighter through using aluminium