senior technologist, entrepreneur and advisor.
- CEO/CTO/VP Engineering of several successful startups, with total of $600 million in exits
- adjunct professor, UC Berkeley, Carnegie Mellon
- author of three computer science texts
- have run greater than 150 ultramarathons. Started three time champion ultrarunning team
- now building OpenEd - the largest K-12 resource library and "operating system for personalized learning", used by many other ed tech companies to provide just the right resource for each student.