A witness told police that the student confessed to the stabbing and had been seen carrying a knife with the chilling message ...

Diane Peterson Family photo Teen suspected early in the case. The Santa Clara County District Attorney's Office said in a press release Monday that Harry "Nicky" Nickerson, a ...

The 1978 cold case murder of California high school teacher Diane Peterson, who was stabbed to death, has been solved this year, officials confirmed.

Diane Peterson, a 25-year-old teacher at Branham High School in San Jose, was stabbed in the chest by Harry "Nicky" Nickerson, the Santa Clara County District Attorney’s Office and the San Jose ...

Diane Peterson, a teacher at Branham High School in San Jose, was stabbed to death by 16-year-old Harry “Nicky” Nickerson on June 16, 1978, the Santa Clara County District Attorney’s Office ...

San Jose cold case: Family confession solves 1978 fatal teacher stabbing, authorities say A then-16-year-old student, who is now dead, is officially named as the killer of Diane Peterson near her ...

Nearly 50 years after teacher Diane Peterson was found stabbed to death at a San Jose school, investigators say they have solved the cold case. 24/7 Live San Francisco East Bay South Bay Peninsula ...

April Diane Petersen (née Larson) passed away on the morning of May 1, 2025 after a seven-year journey with Alzheimers. Up until the end April maintained her sense of humor, ...

Diane Peterson was found dead on a hallway floor near her classroom at a San Jose high school on June 16, 1978, according to the Santa Clara County District Attorney's Office.

Peterson was said to be one of several teachers on campus cleaning out their classrooms for the summer break when she was killed, according to the news release. Image of Diane Peterson. Photo ...

Diane Peterson, a teacher at Branham High School in San Jose, was stabbed to death by 16-year-old Harry “Nicky” Nickerson on June 16, 1978, the Santa Clara County District Attorney’s Office ...

Branham High School teacher Diane Peterson was stabbed to death by a 16-year-old boy, Harry “Nicky” Nickerson, on June 16, 1978, the Santa Clara County District Attorney’s Office said.