Melissa Geiger is partner and head of international tax at KPMG UK, with deep technical and practical experience of the challenges facing multinationals in the current tax environment. She recently rejoined KPMG from GlaxoSmithKline plc, where she was global head of tax and responsible for setting, directing and delivering its international tax strategy. Email: melissa.geiger@kpmg.co.uk; tel: 020 3078 4027.