Law Prof Argued For Medical Marijuana Before Supreme Court Law professor Randy E. Barnett talked medical marijuana and arguing before the U.S. Supreme Court at the UA School of Law Friday. Barnett, a Harvard School of Law graduate and former Chicago prosecutor, tried felony cases as a criminal prosecutor in Chicago before he began his teaching career. Now a Boston University School of Law professor, Barnett has argued before the Supreme Court in Raich v. Ashcroft. In the case, Barnett's clients were California medical marijuana users who had their plants seized by the Drug Enforcement Agency. The case is still pending. [continues 477 words]