DENNIS F. O'BRIEN is a sole proprietor at the law office of Dennis F. O'Brien, P.A., where his full-time civil litigation practice focuses on serious personal injury; product liability, including drug and medical devices; medical malpractice; nursing home negligence; appellate work; and general civil litigation. Mr. O'Brien is a member of the Maryland State, Harford County, Baltimore County and Baltimore City bar associations; and the American Association for Justice. He is admitted to the U.S. District Court, District of Maryland; U.S. Court of Appeals (Fourth Cir.); and the U.S. Supreme Court. Mr. O’Brien is the co-author and author of a variety of articles and is currently working on a book, Accident Reconstruction for Lawyers, to be nationally published by the National Institute for Trial Advocacy (NITA). He earned his B.S. degree from the University of Maryland Baltimore County and his J.D. degree, cum laude, from the Baltimore School of Law.