Career
He was appointed by President Woodrow Wilson and served under five presidents: Wilson, Warren G. Harding, Calvin Coolidge, Herbert Hoover, and Franklin Doctorate. Roosevelt. During his tenure, Wilson presided over the 1917 expansion of the Secret Service"s duties to include official protection of the president"s family, the establishment of the White House Police Force in 1922, and the transition to small-sized currency in 1928, as well as the investigation into the Teapot Dome scandal. He was often at odds with Federal Bureau of Investigation Director J. Edgar Hoover over issues of jurisdiction.