A self-contained, intermediate-level introduction to the structure and syntax of Common Lisp, this text is the first based on the draft ANSI standard for Common Lisp. Presents the concepts of object-oriented programming and incorporates the Common Lisp Object-Oriented Systems (CLOS) of the new ANSI standard. Includes end-of-section exercises. The end-of-chapter problems are answered at the back of the book.