Anthony Boone is a reporter for the Newcord Times who first encounters Jo March when she submits her writing. He brusquely dismisses her work and character, establishing an initially contentious dynamic. Surly, abrasive, and blunt, he maintains a perpetual know-it-all air, freely offering unsolicited criticism. Despite this rough beginning, he gradually develops respect for Jo's determination and talent.

His role deepens when he aids the displaced March family in finding and securing a new house in Newcord. This act signifies a shift toward a more supportive, though still characteristically direct, relationship with the family, particularly Jo. He evolves from critic to mentor, persistently encouraging Jo to continue writing and refine her skills. His belief in her potential leads him to champion her work to his employer, newspaper owner Henry Murdoch.

His feelings for Jo appear to extend beyond mentorship, suggesting romantic interest. These feelings remain largely unreciprocated, as Jo stays focused on her literary ambitions. His departure from Newcord to pursue opportunities in New York occurs in the second-to-last episode. Before leaving, he actively encourages Jo to follow her own dreams to New York, framing his move as a catalyst for her journey toward a writing career. His urging directly influences her eventual decision to leave for New York.

Physically, he is an adult male with blonde hair cut to ear length and black eyes. As an original character absent from Louisa May Alcott's source novel, his inclusion expands Jo's professional sphere and provides a narrative counterpoint focused on her growth as a writer.