The author of Practical Common Lisp.Peter Seibel is either a writer turned programmer or programmer turned writer. After picking up an undergraduate degree in English from Yale and working briefly as a journalist, he was seduced by the web. In the early ''90s he hacked Perl for Mother Jones Magazine and Organic Online. He participated in the Java revolution as an early employee...The author of Practical Common Lisp.Peter Seibel is either a writer turned programmer or programmer turned writer. After picking up an undergraduate degree in English from Yale and working briefly as a journalist, he was seduced by the web. In the early ''90s he hacked Perl for Mother Jones Magazine and Organic Online. He participated in the Java revolution as an early employee at WebLogic and later taught Java programming at UC Berkeley Extension. In 2003 he quit his job as the architect of a Java-based transactional messaging system, planning to hack Lisp for a year. Instead he ended up spending two years writing the Jolt Productivity Award-winning Practical Common Lisp. Since then he''s been working as chief monkey at Gigamonkeys Consulting, learning to train chickens, practicing Tai Chi, working on his new book, Coders at Work, and being a dad. He lives in Berkeley, California, with his wife Lily, daughter Amelia, and dog Mahlanie.