 Modern historians have continued to argue that eugenic ideology supported immigration policy.However, Benton-Cohen's recent work highlights the importance of economics within the Commission members thinking, in particular when referring to commission member Jenks, arguing that it predates eugenics.In addition to this, pressure from labour leaders such as President Samuel Gompers of the American Federation of Labour to acknowledge the perceived negative effect of immigration on the American born workforce helped influenced the formation of the Dillingham Commission.