This issue of "Bill of Rights in Action" looks at individuals who have stood on principle against authority or popular opinion. The first article investigates John Adams and his defense of British soldiers at the Boston Massacre trials. The second article explores Archbishop Thomas Becket's fatal conflict with England's King Henry II. The final article examines Dr. Jack Kevorkian and the issue of mercy killing. Each article includes questions for class discussion and writing, a further reading list, and classroom activities. (BT)