Alonzo Garcelon graduated from Bowdoin College and the Medical College of Ohio, establishing a foundation in higher education and medical practice. He practiced medicine in Lewiston and co-founded the Lewiston Journal, showcasing his entrepreneurial spirit and commitment to local journalism. Garcelon held various positions in state government, including service in the Maine House of Representatives and Senate, and he was elected mayor of Lewiston and Governor of Maine. He contributed to the establishment of the Maine Medical Association and Bates College, where he also served as an instructor and trustee, reflecting his dedication to education and public service.

Alonzo Garcelon's political career reveals a complex ideological positioning, blending support for the "Greenback" movement with opposition to Radical Reconstruction. His medical background and local roots in Lewiston suggest a highly localized approach to governance, yet his stance on economic policy diverges from typical Democratic views of his era. Garcelon's rhetorical style likely emphasizes regional interests and historical continuity, as seen in his investigation of voter fraud and his contributions to local education. His dual legacy as both a medical professional and a political figure hints at a multifaceted identity that defies simple categorization.