 He then received a Masters Degree at Vanderbilt University in 1932, and returned to Duke to receive his Ph.D. in political science in 1935.While researching his doctoral dissertation, he spent a year observing the workings of the United States House of Representatives, a study which he eventually expanded and published as "Congressional Procedure" in 1941.After moving to Washington, D.C., he first worked as a statistical analyst for the FERA, and then for the Resettlement Administration.