Brian C. Keegan, Ph.D.
bkeegan@hci.social
<p>{Social, Data, Network, Information} Scientist. </p><p>@CUInfoScience. @ucwcolorado.</p><p>High-tempo collaboration, online commons, public interest data science.</p><p>Born at 345ppm. </p><p><a href="https://hci.social/tags/searchable" class="mention hashtag" rel="tag">#<span>searchable</span></a></p>
Posts
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I have a column in @boulderreportinglab about the implications of the &quot;tipped wage offset&quot; and its implications for deteriorating housing affordability in #boulder https://boulderreportinglab.org/2026/05/10/brian-keegan-boulders-tipped-wage-debate-rests-on-a-myth-about-what-restaurant-workers-earn/
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#Boulder should remove its #Flock cameras. Op-ed today in @dailycamerabot with @jedbrown and @threatresearch (gift link) https://www.dailycamera.com/2026/07/09/boulder-police-flock-automatic-license-plate-readers-privacy-rights-ice-immigration/?share=vgrslo2iisfiawemolcl
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Your daily schadenfreude. “Facebook’s miscalculation about its ability to pursue finance as a new line of business, compounded by its miscalculation about investors’ patience for the metaverse as a new line of business, compounded by Apple’s ability to leverage its monopoly to damage Facebook&#39;s core business have left Facebook weaker in the markets and in our culture than at any point in recent memory.” https://www.vice.com/en/article/epzkne/facebooks-monopoly-is-imploding-before-our-e...
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I&#39;m teaching a five-week mini-course on Web Data Scraping. Twitter was ejected from the course but we&#39;ll be digging into the Mastodon API. Follow along here! https://github.com/CU-ITSS/Web-Data-Scraping-S2023
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Postdoctoral position/ethnography and content analysis of small social media platforms in Germany #AcademicJobs https://job-portal.lmu.de/jobposting/705783264ad42b3e8dcc5634a5d9fec4d292dc140
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cc @Gargron @evan @cwebber@octodon.social @mastodonmigration @taylorlorenz @mmasnick @pluralistic @kissane
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Our survey respondents report that Musk’s takeover of Twitter (and accompanying changes to the platform) drove many users’ platform migration decisions. Despite common narratives that folks only want a safer version of Twitter, the technical and cultural features of Mastodon itself were also a draw for many users. (2/N)
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@jbigham @imjane If it doesn’t have an ACM DOI, was it ever made?
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I won’t be at #CHI2023 but be sure to keep an eye out for @samanthadalal presenting her paper with @YuhanLiu and @andresmh on indie food delivery platforms! https://dl.acm.org/doi/10.1145/3544548.3581517
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My latest Charting Boulder column for @boulderreportinglab analyzing the evolution of the regional comprehensive plan since 1977. https://boulderreportinglab.org/2026/03/31/brian-keegan-what-822505-words-reveal-about-how-boulders-comprehensive-plan-has-changed-since-1977/
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Swing by r/compsocial to discuss and share resources about #CHI2023! https://www.reddit.com/r/CompSocial/comments/12uz0pr/chi2023_megathread/
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Check out the daily #CHI2023 thread for Sunday! https://www.reddit.com/r/CompSocial/comments/12w0nmb/chi2023_april_23/
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Awesome new paper from @sohw, @healspersecond, @aaronshaw Adopting Third-party Bots for Managing Online Communities https://dl.acm.org/doi/pdf/10.1145/3653707
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“When antidemocratic politics target universities, universities need more democracy, not less, to protect themselves. Recognize the collective bargaining rights of Colorado’s public university employees.” https://coloradosun.com/2026/03/26/opinion-colorado-regents-collective-bargining-decision/
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Welcome newcomers! There&#39;s not much in the way of functionality for importing or recommending followers. I have found people to follow by looking at other accounts&#39; following. There&#39;s also a directory of profiles here: https://hci.social/web/directory See the code of conduct here: https://hci.social/about/more
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Our department is hiring a tenure-track assistant professor with a focus on #Accessibility and #Design! Please share widely — job market students, junior faculty, and industry folx all encouraged to apply! #A11Y #AcademicJobs #Fedihire @academicchatter https://jobs.colorado.edu/jobs/JobDetail/Assistant-Professor-Information-Science/52624
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If I could bind everyone to my idiosyncratic platform design preferences, I’d want an exponential back-off for active users’ post/boost time and what’s sent to followers. Space out the posts from high-frequency users to leave some bandwidth in the reverse chron timeline for everyone else!
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Awesome post by @molly0xfff on the tensions of free knowledge production and commons in the face of extractive technologies like AI. https://www.citationneeded.news/free-and-open-access-in-the-age-of-generative-ai/
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@andresmh #CompostHumanInteraction 155F after watering!
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How things are going in #Boulder, #Colorado this week. https://boulderreportinglab.org/
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bowker &amp; star (1999) https://www.theverge.com/meta/645012/meta-llama-4-maverick-benchmarks-gaming
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“We need more safe, walkable, mixed-use spaces throughout #Boulder where residents and visitors alike want to linger, shop and dine — not noisy and car-choked corridors that prioritize parking over placemaking.” https://www.dailycamera.com/2025/04/17/guest-opinion-brian-c-keegan-pedestrianization-actually-helped-west-pearl/?share=lakiadtwctanwawn5oyt
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“McCartney used his CU position and the evangelical men’s rights group he founded to publicly repeat his homophobic and patriarchal views for years. Nobody should be forced to see a monument to this man.” Yours truly with @BoulderProgressives https://www.boulderprogressives.org/blog/cus-plannednbspcoach-mccartney-statue-must-not-proceed
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Thank you to @boulderreportinglab for bringing me on as a regular columnist. My first piece is on the consequences of a half-century of population anxiety and debunking myths about Boulder being &quot;full&quot;. https://boulderreportinglab.org/2025/06/29/brian-keegan-the-myth-of-a-full-boulder-and-how-our-policies-are-driving-people-away/
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#Boulder getting a fireworks show tonight. #cowx
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My latest Charting Boulder column in @boulderreportinglab &quot;That’s the promise of public interest data science: not just to mythbust, but to make arguments about our community more accountable and actionable.&quot; https://boulderreportinglab.org/2025/07/22/brian-keegan-rethinking-boulders-growth-debate-with-data-not-nostalgia/
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A new column from yours truly on the changing demographics of #Boulder and its implications. https://boulderreportinglab.org/2025/08/26/brian-keegan-how-boulders-silver-wave-could-transform-the-citys-future-for-the-better-if-we-plan-now/
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My department is hiring a TT assistant professor in the area of environmental justice! https://jobs.colorado.edu/jobs/JobDetail/Assistant-Professor-in-Environmental-Justice-and-Information-Technology/67494 Please share and encourage candidates to apply!
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@andresmh I like these 4-in-1 chargers that Anker and Monoprice make. https://www.anker.com/products/a2697-anker-charger-140w-4-port https://www.monoprice.com/product?p_id=44682
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My new #ChartingBoulder column in @boulderreportinglab is out today! Declining school enrollments and its implications for the intergenerational social contract. https://boulderreportinglab.org/2025/10/14/brian-keegan-boulders-next-political-divide-is-generational-and-already-visible-in-school-enrollment-trends/