William Howard Greenleaf (14 April 1927 – 10 March 2008) was a British political scientist.
[1][2] He was born in Thornton Heath, Surrey to a father who was a regimental sergeant major in the British Army.
He was educated at Whitgift School in Croydon before performing his National Service in the Royal Navy.
[2] Greenleaf initially admired Laski's socialism but his political views moved towards conservatism under the influence of the LSE's Michael Oakeshott.
It was called "magisterial" by Rodney Barker and he was working on a fourth volume at the time of his death.