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Christian Grose

@christiangrose.bsky.social
2.2K followers 663 following 219 posts

Professor of Political Science & Public Policy, USC. Director, Democracy and Fair Elections Lab. Principal, Data Viewpoint. Duke, Rochester, L.A. Opinions my own. Links and posts are not endorsements.

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Christian Grose @christiangrose.bsky.social · 07/09/2026
APSA 2026 is complete! I served as Chair of the @apsa.bsky.social Legislative Studies Section. The best part of leading the section meeting is giving out awards. I'll post photos in the coming days of winners. Here I'm pictured w/ the previous & future Chairs, Gisela Sin & Laurel Harbridge-Yong.
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eric gonzalez juenke @egojunk.bsky.social · 20/08/2026
Deep roots. press.princeton.edu/books/hardco...
Yesterday, Byron Donalds struggled most in many of the Florida counties where segregationist George Wallace performed best in 1968.
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The New York Times @nytimes.com · 20/08/2026
In @nytopinion.nytimes.com “American colleges and universities must not be neutral on the issues of democracy and civic participation,” writes Jonathan Becker, the acting president of Bard College.
nyti.ms
Opinion | The Trump Administration Is Trying to Keep College Students From Voting. Don’t Let It.
American democracy and American higher education are inextricable.
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Liz Ruskin @lizruskin.bsky.social · 20/08/2026
Hey is that me on All Things Considered? Why, yes it is! www.npr.org/2026/08/19/n...
npr.org
Alaska primary sets up big Senate race between Sullivan and Peltola
Primary elections in Alaska have set the stage for some big races in the fall: one that could be key in Democrats' effort to take control of the Senate in the midterms.
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Meredith Conroy @meredithconroy.bsky.social · 14/05/2026
What's going on in the CA race for Gov? Shared some thoughts (along with @christiangrose.bsky.social and Eric Schickler) here: time.com/article/2026...
time.com
Where the Tumultuous California Governor’s Primary Race Stands
With early voting in the California primary now underway, the race to replace Gov. Gavin Newsom is still rife with uncertainty.
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Christian Grose @christiangrose.bsky.social · 08/05/2026
VA state court overturns Virginia redistricting map on technicality, debating what "after the next general election" means. State court puts no "faith" in the legislature, despite voters supporting new legislators in 2025 general election & voters passing map in 2026.
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Christian Grose @christiangrose.bsky.social · 06/05/2026
How "weird" is this California's Governor's race? In the leadup to @cnn.com's debate, I talked with @kyunglahcnn.bsky.social about the leading candidates' baggage as they seek to make a first impression with voters, again. From @jaketapper.bsky.social's show today. www.cnn.com/2026/05/05/p...
cnn.com
In race for California governor, candidates look for another chance at making a first impression | CNN Politics
The so-called “anti-Trump Republic of California” is looking at a possible Democratic nightmare. How? The top two vote-getters in the June primary advance to the November ballot, regardless of party, ...
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Christian Grose @christiangrose.bsky.social · 05/05/2026
SCOTUS VRA decision has drawn intense interest for its impact on the U.S. House. However, significant impacts will be seen in local elections, such as Texas school boards. I spoke to Votebeat about the case's impacts on local elections. www.texastribune.org/2026/05/05/v...
texastribune.org
Voting Rights Act ruling could change local Texas boards, councils
The 1965 federal law helped Latino and Black voters gain representation in city and school boards across Texas but now that could change.
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Jake Grumbach @jakemgrumbach.bsky.social · 03/03/2026
My favorite paper of 2019 has just been conditionally accepted at AER (lmao) The Voting Rights Act rapidly increased Black wages in the South via public employment & redistribution static1.squarespace.com/static/59dc0...
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The New York Times @nytimes.com · 29/04/2026
Breaking News: Florida lawmakers approved a new congressional map that could help Republicans win as many as four additional House seats. Several voting rights groups plan to challenge the map in court once Gov. Ron DeSantis signs it into law.
nyti.ms
Florida Approves House Map That Could Add 4 Republican Seats
Several voting rights groups have said that they plan to challenge the map in court once Gov. Ron DeSantis signs it into law.
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Can’t Stop Twinkling 💕💚 @proftolson.bsky.social · 29/04/2026
We don't get to do that, or they win. Take a beat and get back to work.
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Rick Hasen @rickhasen.bsky.social · 29/04/2026
👇
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Christian Grose @christiangrose.bsky.social · 29/04/2026
At the California Governor's debate last night. Candidates were unruly and unpredictable with no clear winner emerging. Kudos to @pomonacollege.bsky.social & @cbsnews.com for hosting the debate!
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Christian Grose @christiangrose.bsky.social · 29/04/2026
SCOTUS Louisiana v. Callais majority opinion does not completely strike down Section 2, and adds that "partisan advantage" does "not intrude" on "prerogative to draw districts...to achieve partisan advantage."
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Christian Grose @christiangrose.bsky.social · 29/04/2026
Callais decision in Louisiana case, two years in the making, is finally out. SCOTUS strikes down map with Black-opportunity districts and weakens VRA. Still reading full decision. www.nytimes.com/live/2026/04...
nytimes.com
Live Updates: Supreme Court Deals Blow to Voting Rights Act
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Christian Grose @christiangrose.bsky.social · 21/04/2026
Virginia redistricting vote today. If passes will be 2nd state in US history to redraw map mid-decade via ballot proposition. www.nytimes.com/2026/04/21/u...
nytimes.com
Virginia Voting Today on Map That Could Hand 4 House Seats to Democrats
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Christian Grose @christiangrose.bsky.social · 14/04/2026
Why was Dem. party reaction to Swalwell so swift? "It’s not the 1990s [anymore],” Grose said. “especially as a Democratic candidate, Democratic voters and Democratic women voters, this is completely damaging him, obviously, to the point where he’s dropped out.” san.com/cc/swalwell-...
san.com
Swalwell scandal reshapes crowded, unpredictable California governor’s race
Rep. Eric Swalwell's exit threw another shakeup into the already-convoluted California governor's race. Who takes over as the frontrunner?
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Christian Grose @christiangrose.bsky.social · 14/04/2026
Swalwell resigns, what comes next in 2026 California Governor's race? The Guardian notes that Tom Steyer, Katie Porter, Matt Mahan, others could benefit. I state that D v R general much more likely after Trump endorses Hilton even with Swalwell exit. www.theguardian.com/us-news/2026...
theguardian.com
Swalwell’s shock exit throws California governor’s race into disarray: ‘This really tosses the table over’
The contest to replace Gavin Newsom was already bizarre – now after the downfall of its apparent frontrunner, the state’s Democrats are scrambling
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Christian Grose @christiangrose.bsky.social · 11/04/2026
How does Eric Swalwell sexual assault allegations implode his support? In SF Standard: "Christian Grose...noted that Democratic voters — women in particular — are statistically more likely to take assault claims seriously than their Republican counterparts.” sfstandard.com/2026/04/10/r...
sfstandard.com
‘We’re in really crazy territory’: Swalwell bombshell could upend the governor’s race
A former staffer claims the congressman sexually assaulted her. Which candidates stand to benefit?
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Heath Brown @heathbrown.bsky.social · 07/04/2026
Another recent one form @3streamsblog.bsky.social from @christiangrose.bsky.social et al medium.com/3streams/wha...
medium.com
What Does the USC Formula from the Cancelled Governor’s Debate Teach Us?
Candidate Viability Scores Predict Primary Vote Shares in California
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Christian Grose @christiangrose.bsky.social · 05/04/2026
What is the state of the 2026 California Governor's race? There's a chance for 2 Rs in the general. I also talked about the prospects of lower-polling candidates dropping out with Conan Nolan on @nbcla.com News Conference. www.youtube.com/watch?v=F3Aw...
youtube.com
NewsConference: USC professor behind gubernatorial debate speaks out
YouTube video by NBCLA
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Christian Grose @christiangrose.bsky.social · 03/04/2026
Took a break from the Western Political Science Association meeting in San Diego to take a walk by the ocean
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Christian Grose @christiangrose.bsky.social · 02/04/2026
One of my studies in AJPS was randomly selected and reproduced precisely in this new @nature.com study. What an undertaking to examine reproducibility and replication in the social sciences. Nice to see political science as one of the highest %s.
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Christian Grose @christiangrose.bsky.social · 31/03/2026
What Does the USC Formula from the Cancelled Governor’s Debate Teach Us? Candidate Viability Scores Predict Primary Vote Shares in California and Who Can Win. medium.com/3streams/wha...
medium.com
What Does the USC Formula from the Cancelled Governor’s Debate Teach Us?
by José Javier Alcocer (Harvard) and Christian R. Grose (USC)
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Efrén Pérez @efrenpolipsy.bsky.social · 26/03/2026
@christiangrose.bsky.social didn’t deserve the public attacks he got for doing his job out here in CA. Here’s his take: www.politico.com/newsletters/...
politico.com
The professor at the center of the debate debacle
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KQED Forum @kqedforum.bsky.social · 16/03/2026
🎙️ON AIR: We're talking to @politico.com's Lindsey Holden and USC's @christiangrose.bsky.social about the impact of voter ID laws on elections and voter behavior. ❓Should California require an ID to vote? Or is our current system, which only requires an ID to register, enough? 📻Listen:
buff.ly
Should Californians Have to Show ID to Vote? | KQED
Airdate: Monday, March 16 at 10 AM Reform California, the conservative group behind a proposal to require voters to show identification at the polls, say they’ve gathered enough signatures to qualify…
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Christian Grose @christiangrose.bsky.social · 16/03/2026
Should Californians have to show ID to vote? I discussed CA's potential new ballot proposition and how it will have a major impact on mail-in ballots & voter participation. Listen on @kqedforum.bsky.social with Mina Kim. www.kqed.org/forum/2010101913284/should-californians-have-to-show-id-to-vote
kqed.org
Should Californians Have to Show ID to Vote? | KQED
Airdate: Monday, March 16 at 10 AM Reform California, the conservative group behind a proposal to require voters to show identification at the polls, say they’ve gathered enough signatures to qualify ...
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Christian Grose @christiangrose.bsky.social · 14/03/2026
Talked data and polls with @amritsingh.bsky.social on Inside the Issues around the California primary. Recent data show D Tom Steyer, R Steve Hilton, D Eric Swalwell surging. R Chad Bianco is not breaking out. spectrumlocalnews.com/nc/triad/ins...
spectrumlocalnews.com
Inside the Issues: Riverside Co. Voting; Gov. race polls; LAPD’s public safety
“Inside the Issues” looks at a voting probe
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Christian Grose @christiangrose.bsky.social · 12/03/2026
Ten @usc.edu @dornsife.usc.edu alumni to watch in 2026! Nice to see multiple former students who are tops in their fields! www.youtube.com/watch?v=uhXLPORSvUw
youtube.com
The Dornsife 10 to Watch: 2026
YouTube video by USC Dornsife College of Letters, Arts and Sciences
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Kevin M. Levin @civilwarmemory.bsky.social · 03/03/2026
I spent hours looking through hundreds of files of materials that have been flagged for review by National Park Service sites around the country. Here is just a small sample of what I found. #NationalParks 🗃️ open.substack.com/pub/kevinmle...
open.substack.com
What the National Park Service Has Flagged Thus Far. It's Much Worse Than I Thought.
Note: This is a long post.
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Jeff Colgan @jeffcolgan.bsky.social · 02/03/2026
On Iran, see the larger context. Five of the seven countries that the Trump admin has militarily attacked since Jan. 2025 are significant oil producers, even though petrostates are rare. It's not a coincidence. I explain why @goodauth.bsky.social goodauthority.org/news/is-oil-...
goodauthority.org
Is oil behind the U.S. attack on Iran?
Is oil behind the U.S. attack on Iran? To understand the Trump administration’s military targets, take a closer look at the petrostate pattern.
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James Bullock @jbprime.bsky.social · 19/02/2026
Looking forward to meeting alumni in San Diego this weekend!
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Christian Grose @christiangrose.bsky.social · 19/02/2026
USC alums in San Diego! Looking forward to being in conversation with our dynamic new Dean James Bullock, Rep. Garret Graves, & @dornsife.usc.edu alum & Pomona Professor @sarasadhwani.bsky.social to discuss what to expect in the 2026 U.S. midterm elections. events.usc.edu/esvp/herbklein2026/
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Christian Grose @christiangrose.bsky.social · 11/02/2026
Surprise green room meeting with James Worthy when going on Inside the Issues with @amritsingh.bsky.social! Got to talk polling, California politics, and basketball! @spectrumsn.bsky.social @spectrumnews1socal.bsky.social
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Christian Grose @christiangrose.bsky.social · 10/02/2026
Join us for a panel called "Redistricting is Sexy! A Look Back on Prop 50" at @usc.edu. We'll discuss redistricting, Prop 50, and the midterm elections. RSVP: bit.ly/cpf0211
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Christian Grose @christiangrose.bsky.social · 04/02/2026
I have been cleaning out and digitizing an old filing cabinet at my office. Re-discovered some historic political ephemera I picked up while doing field research on redistricting back in the 2000s. This led to a book that discussed mid-decade redistricting that occurred in the 1990s.
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Christian Grose @christiangrose.bsky.social · 04/02/2026
US Supreme Court, with no dissents, lets California Prop 50 redistricting map stand. www.latimes.com/politics/sto...
latimes.com
Supreme Court, with no dissents, rejects GOP challenge to California's new election map
With newly drawn maps, California may elect five more Democrats to Congress while Texas elects five more Republicans.
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Christian Grose @christiangrose.bsky.social · 01/02/2026
Goodbye January 2026! Enjoying sunset in L.A. and appreciating the weather! Hang in there east coast and midwest US!
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The Redistrict Network (mirror 🤖) @redistrictnet.bluesky.bot · 27/01/2026
#NEW: 2030 Apportionment Forecast based on 2025 Census Bureau Population Estimates (January 27, 2026). Forecast prepared by Dr. Jonathan Cervas (CMIST) at Carnegie Mellon University
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Christian Grose @christiangrose.bsky.social · 28/01/2026
Virginia's attempt to put a new redistricting map on ballot prior to 2026 midterms loses in state circuit court. Watch what happens on appeal. apnews.com/article/virginia-judge-rules-redistricting-plans-illegal-aa92e2eceeef476b4045b31c2c5affdc
apnews.com
Judge finds Virginia Democrats' redistricting resolution illegal; new Maryland map advances
A Virginia judge has ruled that a proposed constitutional amendment letting Democrats redraw the state’s Congressional maps was illegal.
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Christian Grose @christiangrose.bsky.social · 22/01/2026
New York state court strikes down Staten Island congressional district and says Black and Latino voter strength diluted in violation of state law. More mid-decade redistricting. abcnews.go.com/US/new-yorks...
abcnews.go.com
New York’s congressional map must be redrawn, state judge rules
New York state judge orders the state must redraw its congressional map by early February because the current map’s 11th District dilutes the votes of Blacks and Latinos.
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Christian Grose @christiangrose.bsky.social · 14/01/2026
California's Prop 50 redistricting map upheld in preliminary injunction federal court decision. Decision here: storage.courtlistener.com/recap/gov.us...
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Stephanie M. Lee @stephaniemlee.bsky.social · 06/01/2026
a huge victory for universities, worth billions of dollars: Trump can’t cap indirect-cost rates on NIH grants, appeals court rules www.chronicle.com/blogs/the-tr... via @andyandy.bsky.social
chronicle.com
Trump Can’t Cap Overhead Rate on NIH Grants to Research Universities, Appeals Court Rules
The ruling is a victory for higher-education associations who challenged the proposed 15-percent cap, calling it illegal and claiming it would devastate the research enterprise.
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Christian Grose @christiangrose.bsky.social · 06/01/2026
RIP to Rep. Doug LaMalfa, who unexpectedly passed. Unexpected deaths in a narrowly-divided Congress have an impact on policy outcomes, as @NicholasNapolio and I show in our research on past Congresses with unexpected deaths. www.cambridge.org/core/journal...
cambridge.org
Crossing Over: Majority Party Control Affects Legislator Behavior and the Agenda | American Political Science Review | Cambridge Core
Crossing Over: Majority Party Control Affects Legislator Behavior and the Agenda - Volume 116 Issue 1
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Christian Grose @christiangrose.bsky.social · 31/12/2025
The Plot to Redraw America - fantastic @politico.com reporting on the unexpected and historic mid-decade 2025 congressional redistricting www.politico.com/news/2025/12/31/the-redistricting-fight-that-dominated-american-politics-in-2025-00703193
politico.com
The plot to redraw America
How Donald Trump launched a redistricting caper he couldn’t pull off.
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Christian Grose @christiangrose.bsky.social · 28/12/2025
Not a partridge in a pear tree, but close! California’s state bird - California quail - came for a visit during the Christmas Los Angeles rains!
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Christian Grose @christiangrose.bsky.social · 27/12/2025
Rain in Los Angeles finally stopped. Beautiful and almost clear skies! ☔️ Post-Christmas sunshine!
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Christian Grose @christiangrose.bsky.social · 14/12/2025
Good morning from snowy Philadelphia! Visiting east coast and awoke to a beautiful light snow.
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Christian Grose @christiangrose.bsky.social · 11/12/2025
Is there anything optimistic about the redistricting wars? On this @usc.edu panel, I talked about how redistricting wars are energizing research & student work in my Democracy & Fair Elections Lab while also raising intense public interest. www.youtube.com/watch?t=3264...
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Christian Grose @christiangrose.bsky.social · 04/12/2025
SCOTUS allows Texas mid-decade redistricting map to go forward in the 2026 elections www.documentcloud.org/documents/26...
documentcloud.org
25A608 Order
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