Overview Waldemar A. Nielsen (1917-2005) was widely recognized for his expertise in and analysis of charitable foundations. Nielsen worked in government and the nonprofit sector before establishing a consulting agency, Waldemar A. Nielsen, Incorporated, which focused on corporate social policy. Nielsen is best known for his writing on the biggest foundations within the American philanthropic world. Through publications like The Big Foundations (1972) and The Golden Donors (1985), Nielsen examined the...