The term ‘planned obsolescence’ was coined in the 1950s but has never been more relevant. Our desire to possess the latest style can mean more in landfill, and more children in China and India sifting through toxic waste. But some argue that a fast turnover in products stimulates innovation in new technologies and reusable materials. So, are scientists and designers deliberately planning for failure? John Thackara was commissioned by All Out Productions to help write and be the presenter of The Landfill Designers, a thirty minute documentary for BBC Radio 4.