Arlen Erdahl holds a bachelor's degree from St. Olaf College and an MPA from Harvard University. He served in the U.S. Army and worked as a farmer before entering politics. Erdahl spent several years in the Minnesota House of Representatives and later served as the Minnesota Secretary of State. After a stint on the Minnesota Public Service Commission, he represented Minnesota in the United States House of Representatives.

Arlen Erdahl's political career reveals a unique blend of ideological agility, particularly in his surprising alignments on environmental regulations, which suggests a calculated strategy to balance regional industrial interests. His background as a farmer and public servant informs a highly localized approach to policymaking, often diverging from standard partisan lines. Erdahl's rhetorical style likely emphasizes community-centric narratives, balancing traditional conservative values with pragmatic concessions. His recognition with the Hubert H. Humphrey Public Leadership Award underscores a legacy of bipartisan cooperation, hinting at an ability to navigate complex political landscapes effectively.