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.
Hyae Won
Hyae Won graduated from University of Washington with a double degree in Bioengineering and Biochemistry. She's currently pursuing her MD at Harvard Medical School.
Sally
Sally is a software engineer at an EdTech company in Boston. She has a BA from Princeton University in Computer Science, where she researched high school computer science pedagogy and curriculum.