Spruce Health

Board Member / Advisor / Investor

Entrepreneur & Early Stage Investor Founder of @Tapjoy Founder of @Karma Ads/Commerce at @Facebook

Partner at @GV. Work with @Womply and @Transcriptic at night. PhD in Bioengineering from @Stanford University. @Duke engineering.

GV provides venture capital funding to bold new companies.

Rachel Sheinbein's husband

Investor + Advisor + Entrepreneur. Formerly: Partner @Cowboy Ventures, Founding team @HomeRun (acq by @Rearden Commerce), early @The Climate Corporation (acq by MON).

We invest in innovative seed stage digital tech companies and help them grow.

Partnering with entrepreneurs to build companies from success to significance.