Claude Shannon was an electrical engineer, mathematician, and cryptographer. He is credited with publishing the article A Mathematical Theory of Communication which gave rise to the field of information theory. Hence, Shannon is considered the father of information theory. He is also credited with founding digital circuit design theory. During World War II, he contributed to the field of cryptanalysis.
Leading American technologist, business leader and philanthropist, Bill Gates is the co-founder of the world’s largest software company, Microsoft. His passion for computers made him one of the richest in the world and through his charity foundation, Bill & Melinda Gates Foundation, he and his ex-wife, Melinda, use this money generously to help people world over live a better life.
Widely recognized as one of the two important pioneers of the personal computer revolution, Steve Wozniak is credited with co-founding Apple Inc. along with Steve Jobs. Not surprisingly, he has been described as one of the men that changed the course of history through technology. Apart from being a programmer and technology entrepreneur, Steve Wozniak is also a well-known philanthropist.
John McAfee is an English-American businessman and computer programmer. He is credited with founding one of the most popular software companies of all time, McAfee Associates, which specializes in producing enterprise security software. After leaving the company, which is now owned by TPG Capital and Intel, John McAfee went on to found other companies like Tribal Voice and Future Tense Central.
Satya Nadella is an Indian-American business executive, currently serving as the chief executive officer of Microsoft. Since he became CEO, the company has seen a 27% annual growth rate. Born in India to a Telugu-speaking family, Nadella serves as an inspiration to millions of Indians who nurse 'The American Dream'.
6 Tim Cook
As the co-founder and CEO of Twitter, Jack Dorsey continues to influence the lives of millions around the world. Also a well-known philanthropist, Dorsey is credited with funding 600 public school projects in Missouri. A prolific donator, Jack Dorsey has donated $24 million as part of various relief efforts. He also donated $10 million to Boston University.
Grant Masaru Imahara, a Japanese-American electrical engineer, roboticist, television host and actor, began his career at Lucasfilm, where he got involved with several big budget films including Star War franchise. Later, he joined MythBusters as a member of Build Tea and was well-known for his contribution in it. His other important works include White Rabbit Project, BattleBots, Star Trek Continues etc.
John DeLorean was an American inventor and engineer. Highly regarded for his work at General Motors, John DeLorean was an influential figure in the US automobile industry. He is credited with founding the popular American automobile manufacturer, The DeLorean Motor Company. DeLorean’s life inspired a couple of documentary films, including Framing John DeLorean where he was played by Alec Baldwin.
10 Jim Lovell
Retired American astronaut Jim Lovell commanded the iconic Apollo 13 mission and was one of the first three human beings to fly to the Moon, orbit it, and get back to Earth. He had also been a US Navy captain. Following his retirement, Lovell launched a restaurant in Lake Forest.
Dustin Moskovitz is an Internet entrepreneur. He is credited with co-founding the popular social networking service, Facebook. In 2008, he co-founded a web and mobile application called Asana after quitting Facebook. One of the youngest self-made billionaires of all time, Dustin Moskovitz is also renowned for his philanthropic activities; he co-founded a philanthropic organization called Good Ventures in 2011.
12 Ursula Burns
Ursula Burns made history when she became the CEO of Xerox, becoming the first African-American female CEO of a Fortune 500 company. Raised by a working-class single mother, Burns grew up to graduate as a mechanical engineer. She has led the American STEM Education Coalition and served various corporate boards.
15 Elon Musk
Entrepreneur, engineer and industrial designer, Elon Musk, is famous as founder of the electronic payment firm PayPal, and the SpaceX spacecraft company. He is also the CEO of Tesla Motors. Elon Musk has plans to revolutionize transportation on earth as well as to space through futuristic technology.
17 Jeff Bezos
The founder and CEO of the multi-national technology company Amazon, Jeff Bezos is the wealthiest man in the world. Jeff, who left his lucrative job at an investment firm to fulfil his entrepreneurial ambition, also owns the newspaper, The Washington Post, and its affiliate publications along with a spaceflight company, Blue Origin.
Sundar Pichai is the CEO of Google and its parent company Alphabet Inc. An alumnus of IIT, Stanford and Wharton, Pichai has come a long way, from innovating Google’s products such as Chrome, Google Drive and Google Apps to leading the software giant and being one of the most sought-after names in the tech industry.
19 Scott Kelly
20 Shahid Khan
23 Atticus Ross
Atticus Ross is an English musician, composer, record producer, audio engineer, and songwriter. He is best known for his work with Trent Reznor; the duo has won prestigious awards, such as an Oscar for Best Original Score and a Grammy Award for Best Score Soundtrack for Visual Media. Ross has also won a Golden Globe for his work in Soul.
Former IBM CEO Ginni Rometty was named to the World's Top 50 Women in Tech by Forbes in 2018. She led IBM through its conversion to a leading data company. The Northwestern University alumna has also earned the Edison Achievement Award. She became part of Time 100 in 2012.
Conservative libertarian Republican Thomas Massie is the US Representative from Kentucky's 4th district. Born to a beer distributor, he studied mechanical engineering at MIT and also co-owned a start-up. Amid the COVID-19 pandemic, he earned Donald Trump’s ire when he opposed a stimulus package to boost the American economy.
26 Gene Haas
Former NASA engineer Lonnie Johnson is best known for inventing the Super Soaker water gun, which became one of the most popular toys in the world, garnering sales amounting to more than a billion dollars since its invention. He has also been part of the US Air Force.
28 Jensen Huang
Jensen Huang is a Taiwanese-American electrical engineer and businessman. He is credited with co-founding an American multinational technology company named Nvidia Corporation where he currently serves as president and CEO. Jensen Huang is also known for his philanthropic efforts; he donated US$30 million to Stanford University and $2 million to Oneida Baptist Institute.
A miller’s son, Roger Boisjoly excelled in tennis while in school and eventually grew up to become a mechanical engineer and an aerodynamicist. As part of the Morton Thiokol team that designed the Space Shuttle Challenger, he correctly predicted that its faulty design could cause an explosion, but was ignored.
30 Andrew Grove
32 Loni Love
Loni Love is an American comedian, actress, television host, and author. Love won the prestigious Daytime Emmy Award under the Outstanding Entertainment Talk Show Host category in 2018 for her work in the popular syndicated talk show, The Real. A former electrical engineer, Loni Love has worked in popular companies like Xerox Holdings Corporation and General Motors.
Martin Eberhard is an American entrepreneur, inventor, and engineer. He is credited with co-founding Tesla, Inc. in 2002. He then served as the company's chairman and CEO. Martin Eberhard was inducted into the University of Illinois Engineering Hall of Fame in 2015.
35 Dan Gurney
38 Alan Mulally
Apart from being the US senator from New Mexico, Martin Heinrich is also the vice chair of the Joint Economic Committee. The son of working-class parents, Heinrich was the first from his family to graduate. A mechanical engineer, he had launched his own firm before joining politics.
Pakistani engineer Abdul Qadeer Khan was a major figure in the development of his country’s nuclear plans. His research also focused on uranium enrichment. He was later apparently involved in transfer of nuclear technology to Iran, among other countries, but was pardoned by then-president Pervez Musharraf.
42 Lisa Su
Born in Taiwan, Lisa Su, the CEO of AMD, moved to the US at age 3. Lisa eventually earned a PhD in electrical engineering from MIT. Named to the Forbes America’s Self-Made Women 2020 list, she is also the first woman recipient of the IEEE Robert Noyce Medal.
43 Homer Hickam
A Central Intelligence Agency (CIA) employee who came into the limelight after leaking confidential information from the National Security Agency (NSA) in 2013, Edward Snowden has been variously called a “hero", “whistle-blower", and “traitor". A controversial figure in USA, he was granted asylum in Russia, where he now lives with his wife.
Magdalen Berns was a British YouTuber, software developer, and boxer. She is credited with co-founding a nonprofit institution named For Women Scotland, which aims at bringing about changes to the Gender Recognition Act 2004. Magdalen Berns was diagnosed with a brain tumor. She died from glioblastoma in 2019 at the age of 36.