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Drone industry gathering at Greylock Partners in San Francisco on December 1, 2015. Left to right: Romeo Durscher (DJI), Adam Bry (Skydio), Dr. Parimal K. "PK" (NASA), Dr. Greg McNeal and Ben Marcus (Airmap), Andreas Raptopoulos (Matternet), Buddy Michini (Airware), Antoine Balaresque (Lily), Paul Doersch (Kesprey), Chris McCann (Greylock), Dan Burton (DroneBase), Viraj Tipnis (SkyFund), Eric Cheng.