Original: In 1971, Phelps moved to the Economics Department at Columbia University, which also included future Nobel prize winners William Vickrey and James J. Heckman (future laureate Robert Mundell joined three years later), as well as Phoebus Dhrymes, Guillermo Calvo and John B. Taylor.
Simplified: In 1971, Phelps moved to the Economics Department at Columbia University, where Nobel prize winners William Vickrey and James J. Heckman were studying. Nobel Prize winner Robert Mundell joined three years later, as well as Phoebus Dhrymes, Guillermo Calvo and John B. Taylor.