About Len


Len Cook is one of New Zealand’s most well known social scientists. He is an advocate for the use of science in policy decisions and has held several significant positions where he has been able to influence the use of social science evidence to improve the social outcomes for families.

Len was the National Statistician of the United Kingdom from 2000 to 2005 and the Government Statistician of New Zealand from 1992 to 2000. He was a member of the Royal Commission on Social Policy in 1987-88.

Len was Families Commissioner and Chair of Superu’s Board from July 2015 until Superu and the role of Families Commissioner were disestablished in June 2018.