online learning modernism paper Kelly Writers House Fellows poetry video Seligman featured 1960 faculty Duckworth Windows change Ireland Paris Philadelphia Operating System Windows 10 Greco leadership Martin MDT research New York City Grit help desk Martin Seligman Tracie Morris CPCW MDT 2013 MOOCs Angela Mac Feedback culture translation Self-Actualization Windows PE greek 1930s Panel 3 UPenn communist poetry Gertrude Stein conflict transformation reference alt-pedagogy classmates Nathaniel Mackey