Lise-Lotte Lublin and Chelan Lasha, who appeared with attorney Gloria Allred, also said they hoped they would be allowed to read victim impact statements before Cosby is sentenced on three felony counts of aggravated indecent assault.
The stakes are high given the lifetime counseling, community alerts and public shaming the designation would trigger.
Pennsylvania's sex-offender board has examined Cosby and recommended he be deemed a predator, concluding that he has a mental defect or personality disorder that makes him prone to criminal behavior. Philadelphia defense lawyer Demetra Mehta says the term amounts to "the modern-day version of a scarlet letter".
They filed a motion this month demanding that O'Neill recuse himself from the case before sentencing, accusing him of bias because of an alleged grudge against a former prosecutor, Bruce Castor, who previously declined to prosecute Cosby and testified at a pre-trial hearing in the current case.
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He added it's the responsibility of the media to report the facts, however comforting or discomforting they may be. The White House did not respond to requests for comment. "If Rosenstein is involved, he should be fired".
Cosby was convicted of drugging and molesting a woman at his suburban Philadelphia home in 2004 in what became the first celebrity trial of the #MeToo era. The state guidelines for someone like Cosby, with no prior convictions, call for about one to four years behind bars. But he says he won't let other accusers take the stand.
Cosby has been on house arrest since in April. However, it's one more stain on his reputation.
Daniel Filler, dean of Drexel University's Kline School of Law, said judges can't help being influenced a little by the "optics" of a case - that it, how it is going to look to the public.
Cosby is legally blind and uses a cane, something his lawyers are certain to point out along with his achievements and philanthropy. "He has a tag now".