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- Geospatial Media
- Domain Information Architectures
- Web Service Architectures
- Enterprise Information Systems
- IP Network Design and Development
- User Centered Design
- Broadband Services Architecture
- Hypermedia Design
- Digital Video Networks, Software, Hardware.
Geospatial Media 1980 - present
- Intel Labs, Visiting Researcher, 8/03 - present. Focus is proactive computing through software patterns of activity and llace.
- Institute for the Future, Affiliate Researcher, 02/04 - present. Exploring diffusion scenarios of the geospatial web
Large-Scale Public Enterprise Network Services, Ministry of Education, Shandong Province, China. - Led design and development of of web based software, service architecture and infrastructure and operations plans for a unified enterprise web services platform, including instructional services, media repository, and administrative services for 28,000 schools.VIPTone, Inc. 2001 ( a Sun Microsystems spinoff)
Satellite Communications, Tachyon Networks, San Diego, Ca. 1997-2001 - Pioneering two-way Internet Protocol, and Internet over Satellite service models for enterprise and scientific applications with major international carriers in the US, Europe, Latin America, Asia. Led initial design of 'token bucket' software mechanisms enabling dynamic Qualities of Service for individual subscribers over shared IP channel -with MIT Laboratory for Computer Sciences. Created traffic- based service modelling tools for 'naive' service planners for a telecoms venture consortium based in Mumbai India.
Network QOS (Qualities of Services). Principal Investigator, National Science Foundation, Advanced Internet Satellite Extension Project. Investigating bandwidth allocation techniques based on statistical models of traffic loads in a shared broadband channel. 1999
Service Architectures and Information Models, Netscape Communications Lead Information Architect for several of Netscape’s initial Internet services, 1995-1997:
- Destinations -Information design of Destinations services, an extensive Internet guide.
- Netcaster - Principal design of content clusters, for Netscape's pioneering 'push' service using RDF and RSS subscription services
- Initial designs for Netscape's DARTS initiative, (Data Authorization and Reproduction Standards) an HTTP extension supporting Digital Rights Management (DRM)
- Designer, draft architecture for the OPS (Open Profiling Standard) ultimately adopted by FireflyTechnologies, and later purchased and renamed by Microsoft as ‘Passport' a core component ofthe MS .NET service architecture.
Internet Service Architectures: Times Mirror Publishing 1994 - 1996
Provided technical leadership for many services launched by operating units (professional information, trade books, newspapers, and magazines) including:
- LATimes.com - First commercial installation of Netscape content and commerce servers.
- MD Consult.com - Semantic systems for a web service for physicians providing integrated search of comprehensive clinical Information from leading medical publishers.
- National Journal: PoliticsUSA - A web service for political professionals
- Ski, and Skiing magazines, SkiNet- An Internet service with Ski, Skiing magazines.
- CareerPath - A web service for employers, and job seekers providing matching services of online resumés and job opportunities. (With L.A. Times, N.Y. Times, Wash. Post, San Jose Mercury News, Boston Globe, and Chicago Tribune.)
- New Century Network - Member of Technical Committee, for an Internet service consortium of eight largest newspaper companies in the U.S. Work focused on editorial content architectures, authentication and billing.
Advanced Network Services: Apple Computer
- Apple and AT&T, 1992 - Principal Contributing Designer, Broadband and Video Services
- Apple and Bell Communications Research, 1990-91- Principal Contributing Designer, 'First Cities' commerce and media networks.
- Apple and Nynex, 1989 - Principal Contributing Designer, Broadband Medical and Media Networks.
- Apple HyperCard Online, with Dialog Services 1987, Project Manager, Multimedia - - Apple’s first CD-ROM, Project leader for system software. 1984-1985
- Initiated foundation research in1986, for Apple QuickTime, Apple's digital media software for Macintosh, Windows and Unix.
- Apple Mac Buttons - First Macintosh interactive video software: Co-creator, 1985
- Apple HyperCard - First easy-to use multimedia authoring tools
First development team member - Interactive video extensions, 1986
- Apple Spatial Hypermedia Architectures -Principal Designer 1986-1992
Media and Telecom Hardware: Apple Computer
- First CD-ROM drive for Macintosh, Project Leader 1984-1986
- First prototype video hardware for Apple II, launched, mgr, 3rd Party development 1986
- First ATM broadband Interface for Macintosh (with MIT), Project Manager. 1990
- Broadband Digital Video, Research Project Leader 1989 - 1992
Technical Alliances: Apple Computer
Served as Apple’s technical lead for many strategic projects in telecommunications, media, and electronic publishing including;
- Regional Bell Operating Companies,
- AT&T and Bell Labs
- Bell Communications Research, 1984-1992
- CableLabs and Cable TV Industry, 1984-1992.
- Televison and Video hardware industry, 1988-1992
- MIT Media Lab 1987-1992
- Walt Disney Company, 1984-1994
- Paramount Communications, 1984-1992
- Initiated Apple/Lucasfilm/National Geographic Program 1985
- Initiated Apple Sponsorship - American Film Institute Digital Cinema Program 1989