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Chad Topaz Queer DEI Race Traitor

@chadtopaz.bsky.social

1.6k Following9.7k Followers

Data science + math for social justice. Violist, yogi, husband, dad to human & dogs. 🏳️‍🌈 Views do not represent my employers.

Author of Unlocking Justice: The Power of Data to Confront Inequity and Create Change.

Order at: https://bit.ly/4nT7qUh

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@chadtopaz.bsky.socialOct 12, 2026, 2:00 PM

Our paper about legacy status and college admissions and underrepresented minority (URM) students was accepted today! Key result: "In the primary sample... reported legacy consideration is associated with first-year URM shares 6 to 8 percentage points lower..." To appear in Discover Education.

Legacy preference in undergraduate admissions is a policy favoring applicants with family ties to alumni. Critics argue that it reproduces advantage across generations. The issue has taken on heightened importance after Students for Fair Admissions v. Harvard. A basic question remains: Do institutions that report considering legacy enroll different shares of underrepresented racial and ethnic minority (URM) students? No centralized dataset has linked comparsble admissions-priority reports to enrollment composition. In Common Data Set reports, institutions rate admissions criteria on a shared scale and disclose enrollment by race and ethnicity. We assemble these reports into a 2010–2022 panel of highly selective US institutions and verify enrollment against federal records. In the primary sample of 36 institutions, reported legacy consideration is associated with first-year URM shares 6 to 8 percentage points lower, net of sector and
other stated priorities. Because every private institution in the sample reports considering legacy, the estimate is identified by the contrast among public institutions that do and do not consider legacy status. The association is statistically significant under HC2 standard errors but not under conservative HC3 errors, and remains negative in every specification we examine. Parallel associations appear for Asian enrollment and Pell Grant receipt. In an expanded sample using federal enrollment records, the URM association is smaller and not statistically significant, while the combined URM and Asian association remains large and significant under HC2 inference. Samples are modest and unobserved characteristics remain uncontrolled, so we interpret these patterns as descriptive
associations, not causal effects.
@chadtopaz.bsky.socialOct 12, 2026, 12:48 PM

So checkling the totally fair and unbiased Nobel scoreboard... Science and Econ: all men, and all white except one Words and peace: women Cool cool cool.

@chadtopaz.bsky.socialOct 12, 2026, 12:46 PM

I for one am shocked — SHOCKED – that the econ prize has gone to two white men. Oh also, it's my favorite day of the year in a way becuase I get to remind everyone that what we call the Nobel Prize in Economics isn't a real Nobel Prize (true story, look it up). Economists love hearing this! ;)

@chadtopaz.bsky.socialOct 12, 2026, 11:47 AMReposted by @chadtopaz.bsky.social

As the law review submission cycle starts, I would like to remind #LawSky of how inequitable the system is... a conclusion based not on vibes or anecdotes, but rather, extensive modeling and analysis. I hope you will share and consider avenues of reform.

Read here: journals.plos.org/plosone/arti...

Where a legal scholar works shapes publication outcomes nearly as much as what they write. Law reviews, the primary publication market for legal scholarship in the United States, are run by student editors who face thousands of submissions for a handful of slots and rely heavily on institutional prestige as a proxy for article quality. We build a calibrated agent-based simulation of this market and benchmark it against deferred acceptance, a centralized matching algorithm used in markets like medical residencies. The simulation predicts severe misallocation: more than 60% of top-tier placements differ from what centralized signal-based matching would produce, and the rank correlation between article quality and journal prestige is 0.45 versus 0.79 under centralized matching. Which system produces better placements overall depends on how many authors are competing for how many slots. As competition intensifies, the current system’s disadvantage grows, with the model predicting up to 13.4% loss in match quality. Partial reforms like extending deadlines have negligible effects; in the simulation, the primary source of inefficiency is the decentralized structure of the market itself. The simulation also reveals that credential dependence produces inequity that persists even among articles of comparable quality: authors from prestigious institutions receive markedly better placements regardless of the matching mechanism. Centralized matching fixes the sorting problem but not this equity problem, because prestige bias is embedded in editorial signals and would require changes to how articles are evaluated, not just how they are assigned.
@chadtopaz.bsky.socialOct 12, 2026, 11:47 AM

As the law review submission cycle starts, I would like to remind #LawSky of how inequitable the system is... a conclusion based not on vibes or anecdotes, but rather, extensive modeling and analysis. I hope you will share and consider avenues of reform.

Read here: journals.plos.org/plosone/arti...

Where a legal scholar works shapes publication outcomes nearly as much as what they write. Law reviews, the primary publication market for legal scholarship in the United States, are run by student editors who face thousands of submissions for a handful of slots and rely heavily on institutional prestige as a proxy for article quality. We build a calibrated agent-based simulation of this market and benchmark it against deferred acceptance, a centralized matching algorithm used in markets like medical residencies. The simulation predicts severe misallocation: more than 60% of top-tier placements differ from what centralized signal-based matching would produce, and the rank correlation between article quality and journal prestige is 0.45 versus 0.79 under centralized matching. Which system produces better placements overall depends on how many authors are competing for how many slots. As competition intensifies, the current system’s disadvantage grows, with the model predicting up to 13.4% loss in match quality. Partial reforms like extending deadlines have negligible effects; in the simulation, the primary source of inefficiency is the decentralized structure of the market itself. The simulation also reveals that credential dependence produces inequity that persists even among articles of comparable quality: authors from prestigious institutions receive markedly better placements regardless of the matching mechanism. Centralized matching fixes the sorting problem but not this equity problem, because prestige bias is embedded in editorial signals and would require changes to how articles are evaluated, not just how they are assigned.
@chadtopaz.bsky.socialOct 12, 2026, 10:16 AM

Yeah I just had a paper desk rejected for being too long. In the same desk rejection, the editor also said "it would be helpful if you added discussion of [literally a list of five major areas]."

@chadtopaz.bsky.socialOct 11, 2026, 10:59 AM

Absolutely ridiculous sunrise. Totally unedited pic.

Photo of bright orange sunrise
@chadtopaz.bsky.socialOct 10, 2026, 3:14 PM

I am working to figure out how serious (if at all serious) the issues that I have in mind are.

@chadtopaz.bsky.socialOct 10, 2026, 3:14 PM

Many have posted the news story below. I have three responses. (1) I am not a fan of offloading human cognition onto genAI. (2) But I think the research article in question has, *potentially*, some serious problems. (3) If we are going to critique AI, it MUST be on the basis of solid evidence.

@chadtopaz.bsky.socialOct 9, 2026, 10:06 PM

I know it is so important to keep saying this and yet I remain baffled that people COULD EVEN THINK THAT genAI HAS THESE THINGS.

@chadtopaz.bsky.socialOct 9, 2026, 8:44 PM

This feels so familiar. See skeet below from the incomparable @ruha9.bsky.social and then see screenshotted excerpt from my book Unlocking Justice. At least I can now say that in this respect I am in good company with one of my heroes, lolcry.

My clash with a third mathematics society came in 2025, with the Society for Industrial and Applied Mathematics (SIAM). I had been asked to submit a talk to a SIAM conference session on data, equity, and inclusion. My submitted conference abstract named the political moment we were living in—a government reopening Guantánamo, rolling back civil rights, erasing queer people—and argued that mathematical scientists must use data to fight back. The talk was accepted.

Months later, I received an email from a SIAM officer telling me my abstract was “too political,” lacked “scientific neutrality,” and would have to be rewritten in order to remain on the conference program. I was stunned. Here was a society whose own policies affirmed the open exchange of ideas, now demanding that I soften my words to avoid discomfort. When I refused, politely but firmly, the organization persisted. A cascade of messages said my abstract was outside “the expectations of scientific discourse,” and suggested “less political” rewrites, complete with replacement sentences about “institutional change” and “societal shifts.” Imagine being a 50-year-old professor, with more than 200 talks behind you, and being told that you don’t understand the “expectations of scientific discourse.” I refused to edit my talk and was removed from the program. What became clear to me was not only that SIAM was unwilling to host an urgent conversation, but that it was willing to censor language about justice in order to protect a false idea of neutrality.
@chadtopaz.bsky.socialOct 8, 2026, 11:22 PM

I don’t have words. apnews.com/article/fort...

@chadtopaz.bsky.socialOct 8, 2026, 3:28 PM

Omg i was always obsessed with this song

@chadtopaz.bsky.socialOct 8, 2026, 1:50 PM

Ok now you’re just using logic.

@chadtopaz.bsky.socialOct 8, 2026, 12:33 PM

Yeah yeah, it's cool that the science Nobels have gone to men and the literature one just went to a woman. As we know, men are just more sciency and women are more words-y. 👀👀👀👀👀 Cool cool cool.

@chadtopaz.bsky.socialOct 8, 2026, 11:26 AM

Advice nedded from social scientists: Journal recommendations for a dataset paper in criminology/empirical legal studies? Our megajournal submission STILL HAS NO EDITOR AFTER THRE MONTHS. Assembling the data is a substantial contribution, but disciplinary journals may not want dataset papers. Help??

@chadtopaz.bsky.socialOct 7, 2026, 10:32 PM

I have debunked the WSJ piece from some weeks back... For anyone interested. chadtopaz.com/essays/thera...

@chadtopaz.bsky.socialOct 7, 2026, 5:17 PM

Glad to see the Nobel Prize for Science Men still operating full force. 👀

@chadtopaz.bsky.socialOct 7, 2026, 10:38 AM

JFC. It's like wake up, people. Trees, meet forest.

@chadtopaz.bsky.socialOct 7, 2026, 10:37 AM

Still loving all the faculty job ads that are like "success securing external funding."

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