Reshma Saujani

Founder of Girls Who Code, a nonprofit working to increase the number of women in computer science and close the gender employment gap in that field, Saujani built a career spanning law,...

James Goodnight

CEO of SAS Institute, Goodnight co-founded the company and has remained active in developing its products. SAS Institute puts a quarter of its profits into research & development and develops business intelligence...

Alexander Ivanovich Mikhailov

Co-founder of the Vserosiisky Institut Nauchnoi I Tekhnicheskoy Informatsii (VINITI) and co-author of the concept of Informatics, Mikhailov was a pioneering figure in the study and dissemination of scientific information. He graduated...

Raymond (Ray) John Noorda

Founder and former CEO of Novell, Noorda was a U.S. computer businessman who served in that role between 1982 and 1994. He also served as chairman of Novell until he was replaced...

Matthew J. Szulik

Former Chairman of Red Hat, Szulik led several other technology companies, including Interleaf and MapInfo, for more than 20 years. He has also held the titles of chief executive officer and president...

Mary Lou Jepsen

Co-founder and Chief Technology Officer of One Laptop per Child, Jepsen helped shape one of the most recognized nonprofit computing initiatives of its era. She also served as Chief Architect of that...

Tom DeMarco

Known as one of the developers of Structured Analysis, DeMarco began his career at Bell Telephone Laboratories in 1963, where he participated in the ESS-1 project to develop the first large-scale Electronic...

Alexander Graham Bell

Inventor of the first practical telephone, Bell was also an eminent scientist, engineer, and innovator whose later work made groundbreaking contributions to optical telecommunications, hydrofoils, and aeronautics. Bell's father, grandfather, and brother had...

Evan Williams

Co-founder of Twitter, Williams also founded several other Internet companies, including Pyra Labs (creator of weblog-authoring software Blogger), and has served as CEO of Twitter.

Farida Bedwei

Co-founder of Logiciel, a Ghanaian fin-tech company, Bedwei is a software engineer known for her expertise in software architecture and the deployment of mobile services for banking applications. She built both mobile...

Robert Kevin Rose

Co-founder of Digg and other Internet start-ups, Rose is recognized for his entrepreneurial work in online media. He first became an on-air talent and later served as a co-host on TechTV's show The...

Samuel (Sam) Wyly

Co-founder of several computer businesses, including Datran, which began construction of a nationwide system of microwave towers to transmit data among 27 American cities, Wyly is an American entrepreneur, businessman, and philanthropist....

John T. Draper

Author of EasyWriter, the first word processor for the Apple II, Draper is also recognized as a famous former hacker. While Draper was driving around his Volkswagen Microbus to test a pirate radio...

Reid Garrett Hoffman

Co-founder of LinkedIn, a business-oriented social network used primarily for professional networking, Hoffman is best known as one of Silicon Valley's most influential entrepreneurs and investors. He was born in Palo Alto,...

Jimmy Donal Wales

Co-founder of Wikipedia, Wales is an American Internet entrepreneur who has helped transform how the world accesses information. Wales was born on August 7, 1966, in Huntsville, Alabama. He grew up in a...

Ben Silbermann

Co-founder and CEO of Pinterest, a virtual pinboard that grew faster than Facebook and Twitter, Silbermann launched the platform in early 2010 alongside Paul Sciarra and Evan Sharp. Pinterest is a free...

William (Bill) V. Campbell

A Silicon Valley entrepreneur who mentored leaders at Apple, Intuit, and Google, Campbell was born and raised in Homestead, Pennsylvania, near Pittsburgh, son of a local school official. He attended Columbia University...

Donald Valentine

Referred to as the "grandfather of Silicon Valley venture capital," Valentine was an American venture capitalist who concentrated mainly on technology companies in the United States. Valentine grew up in the Bronx,...

Travis Cordell Kalanick

Co-founder of Uber, the transportation network company connecting passengers with drivers of vehicles for hire and ridesharing services, Kalanick is an American entrepreneur who also co-founded the peer-to-peer file sharing company Red...

Ernest (Lee) E. Keet

Founder of Turnkey Systems, Inc. (TSI) and founding director of both the Charles Babbage Foundation and the IT History Society, Keet helped launch one of the pioneering commercial software firms of the...