Andreas Wiseman International EditorEXCLUSIVE: Interstellar and First Man VFX firm Double Negative has appointed Paul Salvini as Global Chief Technology Officer.Salvini will be responsible for “developing a new and innovative technology vision for the company”, managing its global technology and R&D teams and overseeing technology initiatives across all of its key strands: visual effects for film and episodic content, feature animation, stereo conversion, virtual production and its ReDefine