+In 2018, founder Anguin said the portal planned to collect and create public datasets through [[Freedom of Information Act (United States)|public records]] requests, automated data collection, [[crowdsourcing]] information, and creating tools.<ref name="vox_20180927_markupangwin">{{Cite news|url=https://www.vox.com/2018/9/27/17908798/julia-angwin-markup-jeff-larson-craig-newmark-data-investigative-journalism-peter-kafka-podcast |title=It may be ‘data journalism,’ but Julia Angwin’s new site the Markup is nothing like FiveThirtyEight |last=Johnson |first=Eric |date=September 27, 2018 |work=[[Recode]] |access-date=October 1, 2018 |archive-url=https://web.archive.org/web/20190501012724/https://www.vox.com/2018/9/27/17908798/julia-angwin-markup-jeff-larson-craig-newmark-data-investigative-journalism-peter-kafka-podcast |archive-date=May 1, 2019 |url-status=live}}</ref>
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+In April 2019, Gardner fired Angwin as editor-in-chief. According to Larson and Gardner, the reasons for Angwin's removal included disagreements over the non-journalistic responsibilities of Angwin's role as an executive, such as the organization falling behind in its hiring plans and the launch timeline.<ref name="cjr_20190425_markupdrama">{{Cite web|url=https://www.cjr.org/analysis/the-markup.php |title=Here's what happened inside The Markup |last=Ingram |first=Matthew |author-link=Matthew Ingram |date=April 25, 2019 |website=Columbia Journalism Review |language=en |access-date=March 26, 2019 |archive-url=https://web.archive.org/web/20190425201556/https://www.cjr.org/analysis/the-markup.php |archive-date=April 25, 2019 |url-status=live}}</ref> Larson was named as her replacement. In a letter to [[Craig Newmark]], The Markup's largest donor, Angwin asked him to intervene, claiming she was pushed out after resisting Gardner's attempts to change The Markup's mission to "one based on advocacy against the tech companies." Six out of seven journalists on staff resigned following Angwin's ouster. Gardner denied changing the mission, telling ''The New York Times,'' "We are, pure and simple, a news outlet, we always have been and always will be. Our goals and purpose haven’t changed."<ref name="nyt_20190423_angwinout">{{Cite news|url=https://www.nytimes.com/2019/04/23/business/media/julia-angwin-markup.html|title=Julia Angwin Is Out as Editor of New Tech Watchdog Site The Markup|last=Maheshwari|first=Sapna|date=April 23, 2019|work=[[The New York Times]]|access-date=April 23, 2019|language=en-US|issn=0362-4331|author-link=Sapna Maheshwari |archive-url=https://web.archive.org/web/20190423144603/https://www.nytimes.com/2019/04/23/business/media/julia-angwin-markup.html |archive-date=April 23, 2019 |url-status=live}}</ref><ref name="cjr_20190423_moreresignations">{{Cite web |url=https://www.cjr.org/analysis/julia-angwin-markup-letter-sue-gardner.php |title=The Markup ousts editor in chief Julia Angwin, prompting resignations |last=Sterne |first=Peter |date=April 23, 2019 |website=[[Columbia Journalism Review]] |language=en |access-date=April 23, 2019 |archive-url=https://web.archive.org/web/20190623080459/https://www.cjr.org/analysis/julia-angwin-markup-letter-sue-gardner.php |archive-date=June 23, 2019 |url-status=live}}</ref> According to Larson and Gardner, the reasons for Angwin's ouster had instead included disagreements over the non-journalistic responsibilities of Angwin's role as an executive, such as the organization falling behind in its hiring plans and the launch timeline.<ref name="cjr_20190425_markupdrama"/>
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+In May 2019, Newmark announced that Gardner and Larson had left The Markup, and there were reports about plans to bring back Angwin as editor-in-chief.<ref name="nyt_20190524_markupfirings">{{Cite news|url=https://www.nytimes.com/2019/05/24/business/media/markup-tech-site-newsroom-departures.html|title=More Turmoil at The Markup, a Tech Site Still in Beta Mode|last=Tracy|first=Marc|date=May 24, 2019|work=The New York Times|access-date=June 9, 2019|language=en-US|issn=0362-4331|archive-url=https://web.archive.org/web/20190524231450/https://www.nytimes.com/2019/05/24/business/media/markup-tech-site-newsroom-departures.html|archive-date=May 24, 2019|url-status=live}}</ref><ref name="wsj_20190524_angwin">{{Cite news|url=https://www.wsj.com/articles/julia-angwin-in-talks-to-return-to-tech-news-site-she-helped-found-11558736426 |title=Julia Angwin in Talks to Return to Tech News Site She Helped Found |last=Vranica |first=Suzanne |date=May 24, 2019 |work=Wall Street Journal |access-date=June 9, 2019 |language=en-US |issn=0099-9660 |archive-url=https://web.archive.org/web/20190525010021/https://www.wsj.com/articles/julia-angwin-in-talks-to-return-to-tech-news-site-she-helped-found-11558736426 |archive-date=May 25, 2019 |url-status=live}}</ref>
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+On August 6, 2019, The Markup announced that Angwin would return as editor-in-chief, along with [[Nabiha Syed]] as president and much of the original team – but without Larson or Gardner.<ref name="nyt_20190806_anguinreturn">{{Cite news |url=https://www.nytimes.com/2019/08/06/business/media/the-markup-julia-angwin.html|title=The Markup, a Tech News Site, Reinstalls Its Fired Editor as Part of a Fresh Start|website=The New York Times|date=August 6, 2019|language=en|access-date=August 7, 2019|last1=Tracy|first1=Marc|archive-url=https://web.archive.org/web/20190806171003/https://www.nytimes.com/2019/08/06/business/media/the-markup-julia-angwin.html|archive-date=August 6, 2019|url-status=live}}</ref> Syed was previously [[BuzzFeed]]’s associate general counsel and vice president.<ref name="nyt_20200224_markuplaunch"/>
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+The publication launched in February 2020.<ref name="nyt_20200224_markuplaunch">{{cite news|last=Tracy |first=Marc |date=February 24, 2020 |title=After Long Wait, The Markup Is Ready to ‘Show Our Work’ |url=https://www.nytimes.com/2020/02/24/business/the-markup-tech-launch.html |work=[[New York Times]] |access-date=March 27, 2023 |archive-url=https://web.archive.org/web/20200224211005/https://www.nytimes.com/2020/02/24/business/the-markup-tech-launch.html |archive-date=February 24, 2020 |url-status=live}}</ref>
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+In 2022, Syed hired Sisi Wei, formerly of OpenNews and [[ProPublica]] to become editor-in-chief, replacing Angwin.<ref name="nl_20220802_newmarkupeoc">{{Cite web |last=Tameez |first=Hanaaʼ |last=Tameez |title=“A bigger focus on the human impact of technology”: Sisi Wei is The Markup’s new editor-in-chief |url=https://www.niemanlab.org/2022/08/a-bigger-focus-on-the-human-impact-of-technology-sisi-wei-is-the-markups-new-editor-in-chief/ |access-date=March 26, 2023 |website=Nieman Lab |language=en |archive-url=https://web.archive.org/web/20220802214652/https://www.niemanlab.org/2022/08/a-bigger-focus-on-the-human-impact-of-technology-sisi-wei-is-the-markups-new-editor-in-chief/ |archive-date=August 2, 2022 |url-status=live}}</ref>
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+In February 2023, Angwin left The Markup.<ref name="markup_20230204_departure">{{cite web |last=Angwin |first=Julia |date=February 4, 2023 |title=Journalistic Lessons for the Algorithmic Age |url=https://themarkup.org/hello-world/2023/02/04/journalistic-lessons-for-the-algorithmic-age |work=[[The Markup]] |access-date=March 27, 2023 |archive-url=https://web.archive.org/web/20230204130338/https://themarkup.org/hello-world/2023/02/04/journalistic-lessons-for-the-algorithmic-age |archive-date=February 4, 2023 |url-status=live}}</ref>