With McLaren riding high in both the drivers’ and constructors’ standings, the British team is determined to do all it can to keep hold of the advantage. An integral part of this will, of course, be development work. In a Vodafone McLaren Mercedes ‘Phone-In’ session, McLaren’s engineering director Paddy Lowe discusses the team’s planned introduction of a Red Bull-style ‘blown rear end’ exhaust solution at Silverstone, the regulation changes for 2011, and the departure of colleague Pat Fry to rivals Ferrari