't Hart, PaulVromen, Ariadne2015-12-070313-6647http://hdl.handle.net/1885/17098Although the powerful have always sought advice from the knowledgeable, it took the appeal of the policy sciences movement of the late 1940s and onward to build and consolidate a veritable industry of policy analysis and advice. 1 One of the hallmarks ofKeywords: Policy impact; Policy relevance; Think tanksA New Era for Think Tanks in Public Policy? International Trends, Australian Realities200810.1111/j.1467-8500.2008.00577.x2015-12-07