John M. Tanton

John M. Tanton was an American ophthalmologist and influential figure in the US immigration debate. He founded several organizations aimed at reducing immigration levels, advocating for policies that focus on limited immigration and preservation of American cultural identity. Tanton's work contributed to shaping immigration discussions, but he was also a controversial figure due to associations with groups that promoted anti-immigration sentiments. His efforts reflect complex perspectives on population, environmental conservation, and national identity, making him a significant, if polarizing, presence in debates over immigration policy.