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.
Sheela
Sheela earned her BFA in Vocal Performance and BS in Psychology from Carnegie Mellon University. She earned a Postgraduate Diploma in Vocal Performance from the Royal College of Music and an MSc in Cognitive & Decision Sciences from University College London. She also holds a JD from Yale Law School.
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.