The Independent Institute is a libertarian think-tank. It apparently takes positions against the war on drugs, neoconservatism, immigration restrictions, corporate welfare, restrictions on reproductive rights, and capital punishment -- but have also purveyed global warming denial, though this may be a minority view within the organization.
Conservapedia: no information as of 2015-01-26
- RationalWiki "known for pushing various brands of crankery, including Robert B. Stinnett's work advancing the Pearl Harbor conspiracy theory and Thomas DiLorenzo's neo-Confederate rambling. Being a good libertarian think tank, the Institute also denies global warming..."