Cascade Policy Institute was created in 1991.
Oklahoma Policy Institute was created in 2008.
Genetics Policy Institute was created in 2003.
Kansas Policy Institute was created in 1996.
Institute for Policy Studies was created in 1963.
Migration Policy Institute was created in 2001.
Economic Policy Institute was created in 1986.
National Policy Institute was created in 2005.
Alabama Policy Institute was created in 1989.
Progressive Policy Institute was created in 1989.
World Policy Institute was created in 1982.
Georgetown Public Policy Institute was created in 1990.
Institute for Public Policy Research was created in 1988.