About the Author

Randal L. Schwartz is a renowned expert on the Perl programming language. In addition to writing Learning Perl and the first two editions of Programming Perl, he has been the Perl columnist for UNIX Review, Web Techniques, Sys Admin, and Linux Magazine. He has contributed to a dozen Perl books and over 200 magazine articles. Randal runs a Perl training and consulting company(Stonehenge Consulting Services) and is highlysought after as a speaker for his combination of technical skill, comedic timing, and crowd rapport. He's also a pretty good Karaoke singer.

brian d foy has been an instructor for Stonehenge Consulting Services since 1998. He founded the first Perl user group, the New York Perl Mongers, as well as the Perl advocacynonprofit Perl Mongers, Inc., which helped form more than 200 Perl user groups across the globe. He maintains the perlfaq portions of the core Perl documentation, several modules on CPAN, and some standalone scripts. He's the publisher of The Perl Review and is a frequent speaker at conferences. His writings on Perl appear on The O'Reilly Network and use.perl.org, and in The Perl Journal, Dr. Dobbs Journal, and The Perl Review.

Tom Phoenix has been working in the field of education since 1982. After more than 13 years of dissections, explosions, work with interesting animals, and high-voltage sparks during his work at a science museum, he started teaching Perl for Stonehenge Consulting Services, where he's worked since 1996. As it is traditional for Perl people to have at least three other unlikely interests, Tom enjoys amateur cryptography, Esperanto, and Squeak (Smalltalk). According to rumor, he has never turned down an opportunityto playa game of Zendo. He lives in Portland, Oregon, with his wife and cats.