Whichever field today's high school student want to pursue, computer science and computational thinking will be a critical part of their future success. This talk will discuss why is it important for high school students everywhere to take a computer science class. Kevin has an undergrad in Electrical Engineering and Computer Science from UC Berkeley and a graduate degree in Education from Harvard University.  He built and taught a CS program for three years at a San Francisco Bay Area high school. He was a member of the MIT Teacher Education Program‘s StarLogo programming language team, a Teaching Fellow for Harvard CS 1, and held engineering fellow positions at Lockheed Martin and Toyota.  Kevin was a software engineer in the Microsoft Office 365 group when he founded TEALS in 2009.  He now runs TEALS full time generously supported by Microsoft Philanthropies.  Kevin spends what little of his free time trying to not be outsmarted by his dog while watching British panel quiz shows. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at https://www.ted.com/tedx