Antonio Rosario is an elected cochair of the Teamsters for a Democratic Union steering committee. He is a veteran of the 1997 UPS strike and an organizer with the Teamsters Amazon Division campaign. 

June 10, 2026

• Antonio Rosario
• Bryan Trafford

Teamsters for a Democratic Union Leaders Explain Their Strategy

As the union reform organization Teamsters for a Democratic Union turns 50, we spoke to its cochairs about their work building rank-and-file power inside one of the most important unions in the United States.

December 08, 2023

• Antonio Rosario

Teamster: “Solidarity Is the Most Powerful Word in Labor, and You’re Seeing It This Year”

A Teamster organizer reflects on 2023, a year of labor upsurge: “Corporate America, you’re on notice — we’re not fucking around.”