Perpetrator ID in the murders of Rachel Zendejas and Lisa Gondek – Ventura County CA 1981

Redgrave Research Forensic Services is honored to have assisted Ventura County law enforcement officials in the identification of Tony Garcia as a suspect linked to DNA evidence from the 1981 murders of Rachel Zendejas and Lisa Gondek. The arrest was made on February 7th, following the use of forensic genetic genealogy (FGG/IGG). The families and … Read more

Toolbox Killer Cases – Los Angeles CA 1979-1981

Lawrence Bittaker and Roy Norris, known as the Toolbox Killers, were convicted of abducting, torturing, raping and killing five young women in the late 1970s in Los Angeles, California. The killers both died in San Quentin prison- but not before forensic psychology practitioner and private investigator Laura Brand could interview them. Her interviews have revealed … Read more

Christine Jessop, Toronto 1984

Today, the killer of 9 year old Christine Jessop was publicly identified during a press conference held by Toronto Police Department as Calvin Hoover, who died in 2015. The Redgraves are honored to have led the forensic genetic genealogical effort to present a candidate for identification to the Toronto Police. Our genealogy team worked tirelessly … Read more