It happened in the 3900 block of Little York Road at around 6 a.m. on Sunday.
The Harris County Sheriff's Office says 29-year-old Sergio Israel Hernandez was speeding in a black Mercedes-Benz when he crashed into Elaine Jolivet, who was driving a Nissan Rogue.
Deputies said after Hernandez's car caught on fire, he fled the scene in a gray pickup truck.
Jolivet was found dead when officers arrived.
According to friends, Jolivet was a mother of three daughters and had recently released a book.
Hernandez has been charged with failure to stop and render aid, according to deputies.
He has not been taken into custody. The sheriff's office is asking anyone with information on Hernandez to call HCSO at 713-221-6000 or Houston Crime Stoppers at (713) 222-TIPS.
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