How Environmental Causes Shield 'Dark Money'

In his review of Dark Money: The Hidden History of the Billionaires Behind the Rise of the Radical Right, environmental writer Bill McKibben condemns moguls such as the Koch brothers for hiding their contributions through outfits like DonorsTrust. In other words, according to Mr. McKibben, DonorsTrust, which is committed to the principles of limited government, personal responsibility and free enterprise, is a conservative dark money conduit.