In 1957, the British Naval historian and management satirist Northcote Parkinson painted a cynical picture of a typical committee: it starts with four or five members, quickly grows to nine or ten, and, once it balloons to 20 and beyond, meetings become an utter waste of time — so all the important work is done before and after meetings by the five most influential members.

via Robert Sutton: ‘Do your team meetings pass the two-pizza test?’ Wired UK.