Independent Consultant
Consultant and Advisor
ROLM
Division Director, Phonemail Engineering
Internet Reseach Group
Partner
Jupiter Media Metrix
Research Fellow
Microdesign Resources
President
Internet Research Group
Co-Founder and Partner
Netsedge Research Group
Co-Founder
Apple Inc
Director, Development Tools
Sun Microsystems
Director of Engineering
451 Research
Director, Network Research
University of California, Berkeley
Harvard University