Aaron Mendelson
@a_mendelson
journalist @teamtrace. data + investigations. priors: @publicintegrity, @KPCC, @ucbsoj email: aaron AT aaronmendelson dot com
NEW: I spent months investigating America's state supreme courts. In 8 states, Republican politicians have passed laws that will tilt these courts to the right — with major implications for abortion, voting, policing and more publicintegrity.org/politics/high-…
Prince would be 4 minutes deep into moaning and gasping on the track then with complete sincerity be like We need to stop all wars right now.
Also! For anyone at #IRE25 interested in data visualization, I'm doing an intro-level class tomorrow. We'll be mapping and charting New Orleans and Louisiana-specific data. Don't miss out! schedules.ire.org/ire-2025/index…
Hello #IRE25! I'll be presenting tomorrow on a panel about localizing data for investigative reporting. @cephillips, @SamanthaSunne and Nicole Lewis are all on the panel as well! Not to be missed. schedules.ire.org/ire-2025/index…
This might be the most offensive AI hallucination I've seen yet (see Wiki summary just below). Please apologize @Google

Gavin Newsom will have to clear several hurdles to bring home the Sig Sauer P365-Xmacro pistol Shawn Ryan gave him the other day. Good one from @hannahcwiley sfstandard.com/2025/07/18/new…
LAPD shootings are up this year, even as violent crime plunges nbclosangeles.com/investigations…
Some good news: Homicides are way, way down in Los Angeles this year latimes.com/california/sto…
This is not even close — LA is nearly half Latino, 47% per most recent ACS @mirjordan

It's with a heavy heart that I report that the Clipse song "All Things Considered" has nothing to do with afternoon public radio programming open.spotify.com/track/3iXd1ZXM…
SCOOP: Billions of dollars in federal grants to help states protect against terrorism and disasters are being held up. The delay appears to be about President Trump's immigration agenda. nytimes.com/2025/07/10/nyr…
Some good news: Homicides are way, way down in Los Angeles this year latimes.com/california/sto…

"The Trace analyzed fatal shootings between 2010 and 2024 and learned that of the 2,700 cases Chicago Police declared closed, almost a quarter of them were cleared because prosecutors declined to file charges" thetrace.org/2025/07/chicag…

"the legislation appears on track to cut Medicaid by about 18 percent and the Supplemental Nutrition Assistance Program (SNAP) by roughly 20 percent" washingtonpost.com/business/2025/…
California ghost gun data now includes CY 2024! It's available by county and by law enforcement agency. Just updated this on the Gun Violence Data Hub, check it out here ⬇️ datahub.thetrace.org/dataset/califo…
You can grab that data for yourself, as well as data on lost and stolen guns in the state, here datahub.thetrace.org/dataset/califo…
Nice to see the @CAStateLibrary recognize the late, great Paul Grabowicz
California’s 175th Anniversary of statehood is on Sept. 9 and we’re highlighting books from our curated reading list, counting down to that special day. You can see the list here celebratecalifornia.library.ca.gov/uploads/2025/0… #Cal175 #CaReads175
Coming up at 2:30 at #IRE25! Learn how to localize The Traces's data on gun violence in your community
Hello #IRE25! I'll be presenting tomorrow on a panel about localizing data for investigative reporting. @cephillips, @SamanthaSunne and Nicole Lewis are all on the panel as well! Not to be missed. schedules.ire.org/ire-2025/index…
Hello #IRE25! I'll be presenting tomorrow on a panel about localizing data for investigative reporting. @cephillips, @SamanthaSunne and Nicole Lewis are all on the panel as well! Not to be missed. schedules.ire.org/ire-2025/index…

Press rights group sues L.A. after police shoot journalists with "less lethal" munitions at immigration protests My updated story for NPR npr.org/2025/06/16/nx-…