Since all of the samples the consulting labs received were testable despite none of those samples having been 'contaminated' in the LAPD crime lab, that conclusively disproves Scheck's claim that 100% of the DNA had been lost due to degradation because those samples should have been inconclusive. Lee wrote in Blood Evidence that most of the blood evidence was sent directly to the consulting labs and not the LAPD crime lab, where Scheck alleged the evidence was contaminated. The remaining three exhibits were planted by police and thus fraudulent. The evidence samples were then cross-contaminated with DNA from Simpson, Nicole Brown, and Ron Goldman's reference vial being transferred to all but three evidence items. Scheck argued that 100% of the DNA from the evidence samples was lost due to bacterial degradation because the swatches were collected and packaged in plastic bags, not paper bags as recommended, and then stored in a police van without being refrigerated for up to seven hours.

Simpson that 'Scheck's arguments presupposed a conspiracy so immense within the LAPD that, analyzed objectively, it seemed a practical impossibility.' Jeffrey Toobin wrote in The Run of His Life: The People v. Simpson Facts and Fictions: News Rituals in the Construction of Reality that Scheck 'floated ridiculous conspiracy theories to the jury'. Lee wrote in Blood Evidence: How DNA is Revolutionizing the Way We Solve Crimes (2003) that both of the defense's forensic DNA experts, Lee and Edward Blake, had rejected Scheck's argument that the mistakes made during evidence collection rendered the results unreliable and his contamination claim. Petrocelli, and defense witness Henry Lee all wrote that Scheck made many factually false claims about the physical evidence. Jurors Cooley, Bess, and Rubin-Jackson wrote in A Rush to Judgement? that Barry Scheck was the most persuasive attorney at the trial. Simpson murder case, and Reaction to the verdict in the O. Simpson murder case, DNA evidence in the O. He also was responsible for clearing John Restivo, Dennis Halstead, and John Kogut after 18 years in prison for the 1985 Lynbrook rape and murder of Theresa Fusco, when DNA evidence proved them innocent and implicated others. More recently, he served as attorney of the wrongly accused Duke University lacrosse player Reade Seligmann to represent him in a civil lawsuit filed on October 5, 2007, against the city of Durham, North Carolina, and its former district attorney, Mike Nifong. He was lead lawyer who defended British au pair Louise Woodward in her 1997 murder trial. He was associated with the clearing in 1999 of Dennis Fritz and Ron Williamson who had spent 11 years in prison of wrongful murder convictions. Scheck was part of the team that defended O. He both defended her and assisted in getting the charges against her dropped, while also assisting in ensuring Joel Steinberg's arrest and suing him in the civil case Nussbaum vs. Scheck was the personal lawyer for the Hedda Nussbaum case, in 1987.

Gary schwartz dna doctor