Walker
Walker earned his undergraduate degree in applied math from Columbia University and later finished a master's degree in statistics from Duke University. He now works for the New York Yankees as a quantitative analyst in their front office.
Raphael
Raphael attended Yale University, where he earned a BA in Musicology and graduated cum laude. After Yale, he completed a Masters of Music in Voice and Opera at McGill University, while tutoring math privately outside of his classical training.
Stefan
Stefan majored in Public Policy and Urban Studies at Stanford University. He earned his Master's in Public Policy at Harvard University, and is a PhD student in Urban Planning at Columbia University.