Co-founder of the social networking site LinkedIn.
He won a Marshall Scholarship and a Dinkelspiel Award from Stanford before earning a Master of Arts degree in Philosophy from Oxford University.
He was a noted philanthropist who served on the board for Do Something, an organization aimed at helping young people enact social change.
He married Michelle Yee. His grandfather was Indiana University president Theophilus Adam Wylie.
He arranged the first meeting between Facebook founder Mark Zuckerberg and an early Facebook investor who contributed $500,000.