San Francisco Bay Area criminal defense lawyer Jim Hammer is a former prosecutor in Santa Clara and Alameda County, and most recently with the San Francisco D.A.'s office. As head of the homicide unit, Jim made international headlines with the successful prosecution of the tragic Diane Whipple dog mauling case. The jury convicted defendants Marjorie Knoller and Robert Knoll of Penal Code 187 murder.Now as a criminal defense and San Francisco DUI attorney, Jim Hammer takes advantage of his wealth of insider experience with the Bay Area criminal justice system. He defends clients in everything from DUI, shoplifting and drug charges, to more serious charges. Jim has been featured as an expert legal commentator on numerous national TV shows and has taught law at Santa Clara University law school. Jim practices throughout the Bay Area, including Oakland, Berkeley, Marin County, and San Jose.
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