In 1920, Pierson ran against Sells again, this time as a Republican (there was no Democratic candidate), and beat Sells with 2,894 votes to Sells' 2,031. He was assigned to the standing committees on state affairs and on transportation, chairing the latter.The Wisconsin Blue Book, 1921 Madison: The State Printing Board, 1921; pp. 232, 281, 299, 300 He ran for re-election in 1922 as a Republican, but in a fierce contest (Victor Berger was reported to have said, "Mr. Leander Pierson belongs in the legislature of Pennsylvania, or New York, or Hell-- but not in Wisconsin!")"Berger Leads The Way", Eau Claire Leader August 2, 1922; p. 6, col. 2 via Newspapers.com was unseated by Socialist Richard Elsner, who won with 1,679 votes to Pierson's 1,667.The Wisconsin Blue Book, 1923 Madison: The State Printing Board, 1923; p. 631
