The best decision the Guardian’s parliamentary sketch writer, John Crace, ever made was to give up heroin. Having lost his 20s to addiction, Crace swore he would not touch the drug again. After 32 clean years, he explains how quitting is a lifelong process. Also today: Alex Hern on Mark Zuckerberg and internet regulation

The Guardian’s parliamentary sketch writer, John Crace, is at the top of his game. His waspish commentary on the daily chaos in parliament has won him fans across the political spectrum. It was Crace who coined phrases such as ‘the Maybot’ and ‘failing Grayling’.

But his career almost didn’t happen. Throughout the 1980s, Crace had a heroin addiction that nearly killed him. He talks to Anushka Asthana about how he had to hit rock bottom before deciding to come off – and stay off – the drug.

Also today: our tech editor, Alex Hern, on Facebook’s Mark Zuckerberg and his call to regulate the internet more effectively.

