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Aaron Mendelson works on KPCC's data journalism and interactive projects.
At KPCC, he has used data to shine a light on the avalanche of outside money in local politics, spiking firearms sales, Los Angeles' bicycle infrastructure, and police militarization. He helped build a unique database on officer-involved shootings in Los Angeles County for KPCC's Officer Involved project.
Aaron holds a master's degree from the UC Berkeley Graduate School of Journalism. Prior to joining KPCC, he worked as a freelancer for Reuters, Marketplace, KQED and Mother Jones. He got his start in journalism at KFAI in Minneapolis.
Aaron grew up in Iowa. An avid music fan, he is the author of the 2012 book "American R&B: Gospel Grooves, Funky Drummers & Soul Power."
Stories by Aaron Mendelson
The state collected police shooting and use of force data for the first time — and found black people are shot at or hurt at triple their proportion of the population.
Californians used five percent more water per capita this June than in 2016, when the state was suffering through a fifth year of drought. Gains were higher in some areas of SoCal.
At least three bridesmaids got their dresses, despite the company's abrupt closure. Its bankruptcy filing suggests more than 2,000 Californians await dresses.
The plan relies heavily on incentives to switch trucks and equipment over to zero emission technology, which critics say will not be ready, or cost effective, in time.
Colorado and Washington saw searches by police officers fall sharply after legalizing marijuana — a trend that could have implications for California.
Gomez trounced Ahn by putting up big margins at precincts in Downtown Los Angeles and East Los Angeles. Explore precinct-level, semi-official results in this map.
Californians used more water this April than they did in April 2016, according to state data. SoCal's water use was behind the uptick.
Voters in the 34th Congressional District in the Los Angeles pick their next U.S. House member Tuesday. If fundraising is any indication, the results may be close.
Monica Rodriguez will be headed to the Los Angeles City Council and KellyGonez will join the L.A. Unified School District board, according to final election results.
An investigation by KPCC and The San Bernardino Sun found more than 70 percent of 103 people shot by officers in San Bernardino County in a six-year period disclosed or tested positive for substance use.
An investigation by KPCC and The San Bernardino Sun found officers in San Bernardino County shoot into moving cars at nearly double the rate of neighboring Los Angeles County.
KPCC and The San Bernardino Sun built a database tracking police shootings in San Bernardino County from 2010 through 2015, providing an unprecedented examination of police shootings in the county.
Outside groups have spent more than $14 million to influence voters. Smaller sums are being raised to sway decisions on a police oversight measure, the only citywide race.
Explore are the trends in collisions in 55 of California's 58 counties — each county with a population of at least 10,000. While you can see broad similarities between many counties, each graph tells its own story.
As the economy has picked up since 2009, more trucks have been on the roads. That's meant more big truck collisions, which have an outsized cost, both financially and in terms of human life. Not only have their numbers jumped, but the share of all collisions that involve a big truck has been on the rise.