[1] Replacing Bob Schroeder who did not run for re-election, Auth ran successfully in the 2013 general election.

He previously served as an aide to Gerald Cardinale, advising on insurance and economic matters, and was a teacher for the North Bergen School District from 2004 to 2006.

[1][3] Auth also worked as an agency manager at the North Bergen Motor Vehicle Commission office.

[1][4] Auth endorsed Donald Trump for President of the United States in 2016, the first legislator from New Jersey to do so.

[3] Auth is a resident of Old Tappan, where he is the Republican Party municipal chairman.