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  2. en.wikipedia.org › wiki › Jack_DorseyJack Dorsey - Wikipedia

    Jack Patrick Dorsey (born November 19, 1976) is an American Internet entrepreneur, philanthropist, and programmer, who is a co-founder and former CEO of Twitter, Inc. from 2015 until 2021, as well as co-founder, principal executive officer and chairperson of Block, Inc., which is the developer of the Square financial services platform.

  3. www.biography.com › business-leaders › jack-dorseyJack Dorsey - Twitter, Age & Facts - Biography

    • Who Is Jack Dorsey?
    • Early Life
    • Creation of Twitter
    • Twitter Success
    • Founding Square
    • Billionaire Businessman
    • Political Influencer and President Trump
    • Philanthropy

    Jack Dorsey became involved in web development as a college student, founding the Twitter social networking site in 2006. Since that time, Dorsey has served as CEO, chairman of the board, and executive chairman of Twitter. He also launched the successful online payment platform Square in 2010.

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    Dorsey was born in St. Louis, Missouri, on November 19, 1976. Growing up in St. Louis, Dorsey became interested in computers and communications at an early age and began programming while still a student at Bishop DuBourg High School. He was fascinated by the technological challenge of coordinating taxi drivers, delivery vans and other fleets of ve...

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    After a brief stint at the Missouri University of Science and Technology, Dorsey transferred to New York University. In the tradition of computer science entrepreneurs such as Bill Gates, Steve Jobs and Mark Zuckerberg, he dropped out of college before receiving his degree. Instead, Dorsey moved to Oakland, California, and in 2000 he started a comp...

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    Twitter was initially derided by some as a tool for the shallow and self-centered to broadcast the minutiae of their lives to the universe. Late-night comedy host Conan O'Brien even featured a segment called "Twitter Tracker" that mocked users of the service. In its early days, the site also suffered from frequent service outages. But as celebritie...

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    In 2010, Twitter had more than 105 million users who together tweeted some 55 million times a day. Dorsey, however, had set his sights on other projects. He became an investor in the social networking company Foursquare and launched a new venture, Square, which allows people to receive credit card payments through a tiny device plugged in to their ...

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    In November 2013, Dorsey saw his personal fortune grow tremendously thanks to Twitter's initial public offering. The company's stock had a starting share price of $26, but the price quickly rose to $45 during its first day of trading. Within hours, the value of Dorsey's approximately 23.4 million shares made him a billionaire. In 2015, Dorsey retur...

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    After Twitter played an outsize role in driving the conversation around the 2016 U.S. presidential election, Dorsey appeared before the Senate Intelligence Committee in September 2018 to discuss the platform's methods for countering fake accounts and address accusations of political favoritism. "We believe strongly in being impartial, and we strive...

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    Gradually expanding his philanthropic efforts, Dorsey contributed to the #TeamTrees climate change initiative in October 2019 by funding the planting of 150,000 trees. In April 2020, Dorsey announced that he was donating $1 billion worth of equity in Square to support coronavirus relief efforts around the world.

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  4. Images

    • Jack Dorsey Says Twitter 'Needs To Do Better' Over Abuse | TIME
    • Twitter founder Jack Dorsey donates $1 billion to fight COVID-19 : News ...
    • Jack Dorsey says this is what inspires him the most about bitcoin
    • Jack Dorsey’s TED Interview and the End of an Era | The New Yorker

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  5. www.nytimes.com › jack-dorsey-twitterJack Dorsey Steps Down as C.E.O. of Twitter - The New York Times

    Nov 29, 2021 · SAN FRANCISCO — Jack Dorsey stepped down on Monday as chief executive of Twitter, the social media site he co-founded in 2006 and navigated through the tumultuous years of the Trump...

  6. www.forbes.com › profile › jack-dorseyJack Dorsey - Forbes

    4 days ago · Jack Dorsey. Cofounder, Twitter. $4.5B. Real Time Net Worth. as of 5/11/24. #708 in the world today. Photo by Cole Burston/Bloomberg. About Jack Dorsey. Jack Dorsey is chairman and...

    • Cofounder

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  8. www.cnn.com › 2021/11/29 › techJack Dorsey is stepping down as CEO of Twitter | CNN Business

    Nov 29, 2021 · He returned as CEO in 2015. Jack Dorsey, the cofounder and public face of Twitter, will step down from his role as CEO, effective immediately, the company announced Monday. Dorsey will remain a...

    • 2 min

  9. www.britannica.com › biography › Jack-DorseyJack Dorsey | Biography, Twitter, Square, Resigns, & Facts

    6 days ago · Jack Dorsey, American Web developer and entrepreneur who, with Evan Williams and Christopher Stone, cofounded (2006) the online microblogging service Twitter. He later cofounded (2009) the mobile-payments venture Square. Learn more about Dorsey’s life and career.

  10. www.bbc.com › news › technology-59465747Twitter co-founder Jack Dorsey steps down as chief executive

    Nov 29, 2021 · Reuters. Twitter co-founder Jack Dorsey is stepping down as chief executive of the company. He will be replaced by the current chief technical officer, Parag Agrawal, Twitter said. Mr Dorsey,...

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