LONDON: Martin Sorrell built advertising giant WPP from scratch, and has just been voted Management Today's Britain's Most Admired Leader for the first time. Now 67 and with a painful divorce behind him, he's showing no sign of slowing down.

To say Sir Martin Sorrell is pleased as Punch to be the UK's Most Admired Leader for 2012 is an understatement. It was necessary to tip him off about his success and, in his normal fashion, an email was returned within minutes ...