After that, he held a number of directorships, including at Renaissance Corp, The University Bookshop and Owens Group. He was chairman of the NZ Education Scholarship Trust and a long serving member of the Woolf Fisher Trust.
He was the founder of the Maxim Institute, a public policy think tank, which he directed from 2001 to 2009.
Sir John played 22 tests for the All Blacks, including three as captain, between 1958 and 1964, and was president of the New Zealand Rugby Union from 2005 to 2007. He was also the New Zealand cricket team manager from 1997 to 1999.
In 1999, Sir John was named New Zealander of the Year by North & South magazine, and in 2009 he received the Distinguished Citizen of Auckland Award.
-AAP