Conservative Research Fellow at the Independent Institute James L. Payne followed this line of thinking when he wrote that "the war on poverty was a costly, tragic mistake [because]...abolishing poverty did not seem far-fetched to the activists ... [and] it was a perspective that led to intolerance ... The simple economic theory of poverty led to a single underlying principle for welfare programs ... In adopting the handout approach for their programs, the war-on-poverty activists failed to notice—or failed to care—that they were ignoring over a century of theory and experience in the social welfare field ...