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.
Sam
Sam holds a BS in Physics (Cornell) and a PhD in Physics (Harvard). He's now a postdoctoral researcher at the University of Pennsylvania, studying physical systems and machine learning applications.