Mr. Johnston has been developing web applications since 1997 using Open Source Software like Linux, Apache, MySQL, and Perl. As a technical writer, he co-authored O'Reilly's Programming Web Applications with XML-RPC and contributed to UNIX Power Tools, 3rd. ed..

Hobbies include board game design, publishing RPG supplements, composing music, and running a SETI@Home cluster of Raspberry PIs.

Mr. Johnston was born and has resided most of his life in Massachusetts, for reason too obvious to mention.

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