More or Less: Behind the Stats - Fat or Fiction

A ?new? BMI calculation has been proposed by Oxford Mathematician Professor Nick Trefethen but does it really address the problem with a calculation that is over a century old. Body Mass Index was first calculated over 150 years ago and in recent years has become controversial for its imprecise nature. Ruth Alexander and Wesley Stephenson look at how it has developed and what it really tells us, if anything, about our health.

Start the Week - Political Writing: Joan Bakewell and Tim Montgomerie

Start the Week Allan Little explores the legacy of George Orwell's essay Politics and the English Language. Joan Bakewell, Tim Montgomerie, Chris Mullin and Phil Collins discuss Orwell's warning that evasive language, euphemism and insincerity dominate political writing, and assess the impact of today's political diaries, blogging and tweeting.

Producer: Katy Hickman.