Summary: Hick's Law (or the Hick–Hyman Law) says that the more choices you present to your users, the longer it takes them to reach a decision. However, combining Hick’s Law with other design techniques can make long menus easy to use.
Katie Sherwin is a Senior User Experience Specialist with Nielsen Norman Group. She specializes in helping organizations utilize principles of user-centered design and strategic communication to achieve their goals.