Tom Christiansen

Paul Grassie

Dan Klein

You are welcome to request a specific instructor, but almost certainly, regardless of when you want to schedule a class, one or more of us will be available.

Tom Christiansen

Tom Christiansen is an author and trainer who has been involved with Perl since its initial public release in 1987. Tom is the owner of the perl.com domain and website, author and major caretaker of Perl's online documentation, original author and co-maintainer of the Perl Frequently Asked Questions list, and frequent technical reviewer for The Perl Journal and O'Reilly & Associates.

Tom is the lead author of The Perl Cookbook and co-author of Programming Perl, Learning Perl, and Learning Perl on Win32 Systems — all bestsellers from O'Reilly & Associates. He served two terms on the USENIX Association Board of Directors and was president of The Perl Journal.

Perl users selected Tom to receive the White Camel award in 1999, the year of the award's inception. Members of the Open Source community voted Tom the Best Newbie Helper in the first annual Andover.Net Slashdot Open Source Community Awards, 2000, to honor Open Source pioneers.

He has a Masters degree in Computer Science specializing in operating systems design and in computational linguistics from the University of Wisconsin — Madison where he also received Bachelors degrees in Spanish and Computer Science.

Paul Grassie

Paul Grassie has been programming in Perl since 1990 and has an extensive background in programmer training and course development. He has over 20 years experience with Unix programming and administration and has been conducting Unix programmer training seminars for more than 20 years.

Paul is a graduate of Dartmouth College. Prior to beginning his career as a technical consultant and trainer, he served as the Technical Director of the Center for Computer Music at Brooklyn College, where his work involved Unix systems administration, writing device drivers, and software development to support musical applications of speech synthesis.

In his free time, he trains for and runs marathons and ultramarathons, reliably finishing somewhere in the middle of the pack.

Dan Klein

Daniel Klein has been teaching subjects relating to Unix since 1984, and has been involved in Unix since 1976. His experience includes the internals of almost every Unix kernel released in the past 25 years, real-time process control, compilers and interpreters, medical diagnostic systems, system security and administration, web-related systems and servers, graphical user interface management systems, and a racetrack betting system. He contributes regularly to the proceedings of the USENIX Association, and is also their tutorial coordinator. He holds a Masters of Applied Mathematics from Carnegie-Mellon University in Pittsburgh, and in his free time is a member of an a capella choir and an improvisational comedy troupe.