Penny Gilbert and Tim Powell ranked in Tier 1 for UK. "The "exceptionally clever" Penny Gilbert of Powell Gilbert is a pharmaceutical and biotech specialist who holds an MA in biochemistry. She co-ordinates multi-jurisdictional patent litigation, EPO opposition proceedings and freedom to operate issues"... "Powell Gilbert’s "eminently sensible" Timothy Powell is a meticulous operator and great thinker who, together with Gilbert, forms a world-class partnership". Powell holds a Master’s in natural sciences, is qualified as a solicitor advocate and has utilized his rights of audience in the High Court, House of Lords and European Court of Justice".