 While at Apple, he was instrumental in deciding to air the 1984 advertisement.He has been a director (and later "Partner Emeritus") at venture capital firm Kleiner, Perkins, Caufield & Byers since March 1984.In the corporate world he has served on the boards of Brio Technology, Gemfire, Harmonic, National Semiconductor, Photon Dynamics, Power Integrations, and Silicon Genesis.