The Negligence: Purpose, Elements, and Evidence book provides in depth knowledge separated by the individual states in the United States. This book will greatly benefit every plaintiff attorney and judge in the USA. Professor MacDougall clerked for Judge Dwain Box of the Oklahoma Court of Civil Appeals before joining the Oklahoma City University School of Law faculty. Professor MacDougall writes in the fields of tort law, health care law, and gender bias, and is the author of a treatise on products liability.