The best lawyers are – so the consultants tell us – those who manage their contacts best. A valuable tip is to always update your contacts database when a partner switches firm, goes in-house, leaves the profession… or dies. Folks at top Helsinki law firm Castren & Snellman were somewhat surprised recently to take a call from a Parisian lawyer asking to speak to Mr Castren.

“He’s dead,” it was politely explained, “and has been since the 19th century.”