The Washington State Institute for Public Policy (WSIPP) is a nonpartisan public research group located in Olympia, the hub of Washington State government. WSIPP is a team of multidisciplinary researchers who conduct applied policy research for the state legislature in a creative and collaborative environment.

WSIPP is strongly committed to the core values of nonpartisanship, quality, and impartiality. Created in 1983, WSIPP has become nationally and internationally recognized for the design, depth, and quality of its research reports and benefit-cost analyses.