Created the Nets top social-networking site, where eight million people communicate with friends and friends of friends.
Started a Palo Alto, CA, firm to commercialize an encryption technology that uses a simple ID, such as an e-mail address, to ensure secure communications.
Adapts optical-communications technology to build receivers, transmitters, and interconnects that speed chip-to-chip communications within computers.
Leads one of the industrys top teams advancing ultrawideband wireless technology, which provides the high transmission speeds needed for streaming-media applications while consuming little power.
Created video software to analyze lab mice for adverse reactions to trial drugs.
Partnered with fellow TR100 honoree Serge Belongie (see above) to found a Redwood City, CA, biometrics company that specializes in fingerprint recog-nition for computer access.
Built a router that examines the content and source of messages passing through it.
Invented a better approach to alleviating information overload.
Specializes in multiplayer fantasy and role-playing games.
Invented techniques at Bell Labs that enable higher-speed transmission of data over very long distances (up to 6,400 kilometers) within fiber-optic networks.
Develops new types of quantum cascade microlasers with a variety of sensing and imaging applications.
Leads the effort to improve software quality and cut development costs.
Pioneered a wireless technology to eliminate the wired connections between closely spaced chips in computer systems.
Helping to lead Amazons transformation, with its own virtual vending machines.
Serves as chief architect for IBMs WebFountain system.
Developed an entire radar system, squeezed into a single chip
Built a database and developed software that would help people organize themselves.
Fabricates microscopic, deformable mirrors on computer chips that perform image correction for medical imaging, surveillance, and other applications.
Combines machine learning and graphics to capture the motion of actors, dancers, and athletes -- and to generate realistic animations for films and video games.
Launched a startup developing micropayments technology that allows artists, small businesses, and others to charge fees of as little as one cent for access to online content.
Improved the security and privacy of radio frequency identification tags, as well as cryptographic tools for authentication systems.
Produces biomechanical data vital to the design of air bags and auto safety systems.
Created a thermodynamic simulation that showed the feasibility of gasoline direct injection, which lowers auto fuel consumption and emissions and eliminates the electric starter.
Explores the artistic implications of information technology.
Develops more efficient ways of identifying, finding, and retrieving information on the Web.
Creates 3-D television and related 3-D photo and video systems that weave together images from multiple cameras.
Invented algorithms for simulating natural phenomena such as splashing water and explosions, for use in movies, video games, and advanced training simulations.
Constructs more-intuitive human-computer interfaces.
Created materials that might soon make such integrated photonic circuits possible.
Built large computer display systems that seamlessly combine images from multiple projectors.
Created tools for monitoring and automatically managing Internet traffic on large networks.
Designed extremely-low-power wireless-sensor networks.
Built tiny generators for wireless sensor networks that convert low-level background vibrations into electricity, eliminating the need for batteries.
Invents new forms of digital visualization.
Helped develop blue-laser optical-disc storage systems with much greater capacity than todays DVDs. The discs are now being introduced commercially.
Oversees the architecture of the communications chips used in advanced cellular systems now coming to market.
Devised a software modeling tool that enabled him to design complex optical fibers now being manufactured for use in very-high-capacity communications systems.
Left software engineering to engineer startups.
Employed "augmented reality" technologies
Mena developed a simpler user interface which allows bloggers to create links to other pages by clicking and dragging items on-screen.
Conceived and built the worlds third-fastest supercomputer
Devised ways to hide digital watermarks in financial statements and other electronic documents to authenticate records, prevent fraud, and deter unauthorized distribution.
Improved roaming between cellular networks