How many countries are led by an octogenarian?
From our UK edition
Gerontocracies How many countries are led by an octogenarian? – Out of 187 states assessed in March last year, 10 had heads of government aged over 80. The oldest – who is still in power, is the president of Cameroon, Paul Biya, who celebrated his 91st birthday this week. – The median age of a world leader in March last year was 62, with 18% in their forties, 22% in their fifties, 35% in their sixties and 18% in their seventies. – Countries classified as ‘free’ (as defined by the thinktank Freedom House) tend to have younger leaders, with a median age of 58. Leaders of ‘partly free’ countries have a median age of 61 and those which are ‘not free’ a median age of 69.