Marc Krupanski
@mkrupanski
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Working for healthy, safe + strong communities | now: Director of Criminal Justice Policy @Arnold_Ventures | before: a bunch of stuff
United States
Joined June 2013
This is embarrassing. And fixable. But I still hear and receive a lot of negative feedback from senior folks who just don't seem to see a need for change. Until we do, we own this collectively as a discipline.
Virtually no criminology articles have open data/materials. Criminology: what are you doing?
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ABSOLUTELY FRIGGIN' NOT, @DuaneReade.
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NEW and BREAKING: Harvard officials are secretly investigating two students over their roles in drawing scrutiny to the relationship between Jeffrey Epstein and the school’s former president, Larry Summers, according to three people briefed on the matter.
nytimes.com
The students face discipline for recording Mr. Summers, the former Harvard president, discussing his ties to Jeffrey Epstein in a Harvard class.
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Today, Vital City releases the second installment in its "What To Do (and Not To Do)" series, on people in crisis on streets and subways. It's one of New York's most stubborn problems. The core finding: We don't have a resource problem. We have a coordination problem. Thread.
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Check out this great piece by @JusticeReform’s Sarah Decker and @RightOnCrime’s @nikkipressley_ on how #Texas can work to solve more crimes. https://t.co/jfjyaVmBdv
statesman.com
Texans deserve timely justice. A new program can boost crime-solving efforts, but only if lawmakers provide the money to put it in motion, Sarah Decker and Nikki Pressley write.
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Today, I am so thrilled to announce Jen Davenport as my nominee to be New Jersey’s next Attorney General. Her work everywhere from the U.S. Attorney’s Office, to the New Jersey Office of Attorney General, to the Drug Enforcement Administration has always been in support of the
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Being a full-time critic is lame. It takes 100x more energy and talent to BUILD something meaningful.
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Horrific. 175 journalists murdered in Mexico since 2000, according to this count by Article 19. Under Calderon: 48 killed Under Pena Nieto: 47 killed Under Lopez Obrador: 47 killed Rest in peace
📢 En este Día de los #DerechosHumanos, reiteramos que en un país donde han asesinado a 175 periodistas por realizar su labor informativa, no hay garantía para la libertad de expresión e información de las sociedades 🧵 Aquí algunos datos e impactos de la violencia a la prensa:
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In 2025, AV’s Criminal Justice team hosted 23 #BRIDGEseries events. These convenings brought together hundreds of people to discuss public safety solutions and design rigorous research studies. Read more and see what’s in store for 2026: https://t.co/tn9t3u9bDB
arnoldventures.org
In 2025, Arnold Ventures held 23 BRIDGE days, bringing together hundreds of researchers, practitioners, and policymakers to discuss public safety…
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"Kentucky youth need summer job opportunities, not tougher laws." A great piece by the inspiring @KyWhitney. Summer youth employment programs are proven to prevent crime. As Whitney notes: "For Kentucky, a statewide Summer Youth Employment Program would be more than an
courier-journal.com
Instead of putting our juvenile justice dollars into beds, bars and razor wire, we should invest in prevention and the praised value of hard work.
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Happy to share my remarks shared before Washington state's House Committee on Community Safety regarding policing for preventing and solving crime via @Arnold_Ventures. The evidence points us to four key areas: (1) More staffing matters for deterrence. (2) Evidence-based
arnoldventures.org
Viewing philanthropy as an engine of innovation, we rigorously research problems and answers in criminal justice, health, education and public finance.
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A child using their phone at bedtime could interfere with brain growth. https://t.co/buHTRkYRab
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Cities banked on millennials, but rising housing costs and restrictive zoning left too few options. When housing costs outpace wages, families and communities suffer. We need smart reforms to expand housing choices. Read more via @voxdotcom: https://t.co/fC1VXyr3LT
vox.com
Can cities learn to love kids again?
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NATO has been a primary pillar of America’s national security for 75 years. The Administration appears to undervalue the Alliance, which is a mistake. America Only is a Weaker America. https://t.co/P9VeJut9os
wsj.com
The U.S.’s latest efforts to end the conflict between Ukraine and Russia have jolted the trans-Atlantic alliance.
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This is a very important measure the Minneapolis City Council supported. I'm glad to see they are investing in solving and preventing nonfatal shootings. Kudos to @MinnJRC "$1.7 million in the police budget to start a nonfatal shooting task force, like St. Paul’s unit, which
startribune.com
Mayor Frey has five days to decide whether to sign the spending plan, which will increase property taxes.
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Crime in Dallas has declined. Some council members credit hiring more police officers via @keranews
keranews.org
The Dallas Police Department has worked to hire more officers since Proposition U was passed by voters in 2024.
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