Computational Journalist

Ari Sen

Arijit (Ari) Sen, is a computational journalist on the investigative team at The Dallas Morning News. He uses the tools of data science to investigate technology and the criminal justice system. Sen has a master's degree in journalism and a certificate in applied data science from UC Berkeley and a Bachelor's in journalism from UNC Chapel Hill.

Latest Stories

Parker County Hospital District EMS paramedic Kraig Hayman responds to a call in 2022 in...

Inside our investigation into stark disparities in trauma care in the U.S.

Distance to high-quality trauma care centers and prehospital transfusions play key roles in outcomes after a major injury.

By Lauren Caruba and Ari SenInvestigationsNov 30, 2023

Estimate your travel time to a Level I or II trauma center, specialized hospitals equipped...

If you were severely injured, how long would it take to reach a trauma center?

After a major injury, every minute can affect a patient’s chance of survival. In some parts of the country, help can be far away.

By Ari Sen and Lauren CarubaInvestigationsNov 30, 2023

A Lower Valley Fire District ambulance drives a dirt road through the Horsethief Canyon...

Trauma deserts in rural America: Where you live can determine whether you live

In Colorado and other western states, rapid access to care after a major injury is often out of reach. Patients there are more likely to die before ever reaching a hospital due to geographic disparities.

By Lauren Caruba and Ari SenInvestigationsNov 30, 2023

Shea Graham wipes away tears as her younger brother Matthew Chowdhuri’s name was read with...

New Texas law requires overdoses be mapped. Will this data help Dallas fight fentanyl?

Dallas is collecting information on opioid overdoses to help first responders and health officials understand the epidemic more.

By Josephine Peterson and Ari SenNewsSep 22, 2023

Brandon Friedman, a board member of the Dallas Community Police Oversight Board, has urged...

Oversight board discusses Dallas police reforms

Efforts are aimed at beefing up accountability of the police department

By Yamil Berard and Ari SenInvestigationsSep 13, 2023

Dallas police Chief Renee Hall, who retired in 2020, says police legitimacy hinges on high...

‘Policing has to be legitimate’: Ex-Dallas police chief backs reform efforts

Reneé Hall’s comments come as civil rights leaders implore Dallas to address substandard practices for investigations into brutality

By Miles Moffeit and Ari SenInvestigationsSep 6, 2023Member Exclusive

Brandon Friedman, member of the Community Police Oversight Board, makes his case that the...

Watchdog panel pushes to bring Dallas police practices up to federal standards

While the mayor and city council members stay silent on failures of internal investigations into excessive force the Community Police Oversight Board calls for reforms

By Miles Moffeit and Ari SenInvestigationsAug 10, 2023Member Exclusive

Nine years ago, Dallas police Officer Christopher Hess brutalized a Black driver, Terry...

Eight ways Dallas police fall short of federal standards when investigating their own

The department’s internal affairs investigators are not required to have investigative experience, among other shortcomings.

By Miles Moffeit and Ari SenCrimeJul 11, 2023Member Exclusive

A Dallas Morning News investigation reveals that eight of the Dallas Police Department’s...

How Dallas police failed to stop Officer Christopher Hess’ decadelong streak of violence

The first story in a series investigating Dallas Police Department’s history of violence and its impact on people of color.

By Miles Moffeit, Ari Sen and Dana ChiuehInvestigationsJul 11, 2023Member Exclusive

Thomas Vick, regional director of Robert Half, right, and Andrew Fadner, contracting data...

Growing North Texas workforce is more educated, earning more

New census data shows how North Texas’ workforce has changed since 2016.

By Isabella Volmert, Aria Jones and Ari SenNewsJan 19, 2023