Belgian Grand Prix: Spa-Francorchamps, Spa, Belgium. Friday 21 August 2015. James Allison, Technical Director, Ferrari, Giancampo Dall' Ara, Head of Track Engineering, Sauber, Paddy Lowe, Executive Director (Technical), Mercedes AMG, Nick Chester, Technical Director, Lotus F1, Paul Monaghan, Chief Engineer, Red Bull Racing, and Andrew Green, Technical Director, Force India, ion the team principals Press Conference. World Copyright: Alastair Staley/LAT Photographic. ref: Digital Image _79P3327