 In 1926, Humphreys was appointed deputy attorney general for the state of New York during the 1926 election when voting machines were used for the first time 

Humphreys' early political experience came as publicity director for the Indiana Republican State Committee in the elections of 1932 and 1934.In 1933 Humphreys joined the staff of International News Service (INS) as a political writer, eventually becoming the bureau manager of the Kansas City office.For the 1936 election year, he was assigned by INS to Topeka, Kansas and the Alf Landon presidential campaign.