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 ...

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 ...

Nearly 50 years after a teacher was found stabbed to death at a San Jose school, ... Peterson was found by a student on the floor near her classroom at Branham High School with a stab wound to the ...

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

San Jose high school teacher’s killer identified as 16-year-old boy Toggle header content. ... Branham High School teacher Diane Peterson was stabbed to death by a 16-year-old boy, ...