Through the mid-twentieth century, the concept was championed by Hoover's former Secretary of the Interior and long-time president of Stanford University, Ray Lyman Wilbur, who wrote: "It is common talk that every individual is entitled to economic security. The only animals and birds I know that have economic security are those that have been domesticated—and the economic security they have is controlled by the barbed-wire fence, the butcher's knife and the desire of others. They are milked, skinned, egged or eaten up by their protectors."[4]