The Dictionary of Theories is the first multi-disciplinary reference book to bring together theories, laws, hypotheses, principles, rules, theorems, "ologies" and "isms" from all subject areas. With more than 5,000 entries, the Dictionary of Theories is a unique and handy reference for the inquiring reader who wants to know more about the many theories cited daily in newspapers and magazines and on television, radio, and the Internet. - Back cover.