Our people

Abby Mullen


Abby Mullen is the head of R2 Studios. She’s a term assistant professor in the Department of History and Art History, where she teaches maritime, military, and digital history. Someday her book about the First Barbary War will be published. She hosts and produces Consolation Prize for the studio; on her own she hosts and produces Big If True with her daughter, and hosts Preble Hall, a podcast of the US Naval Academy Museum.

Mills Kelly


Mills Kelly, known on the AT by his trail name “Grandaddy Spartan,” is a professor of history at George Mason University and the Director of the Roy Rosenzweig Center for History and New Media. He has been hiking on the trail since 1971 and researching its history since 2016. Mills hosts The Green Tunnel.