My stock blurb:
Brian Marick (marick@exampler.com, www.exampler.com, twitter.com/marick) was a programmer, tester, and team lead in the 80's, a testing consultant in the 90's, and is an Agile consultant this decade. He was one of the authors of the Manifesto for Agile Software Development and is the author of three books (_The Craft of Software Testing_, _Everyday Scripting with Ruby_, and _RubyCocoa_) and a bunch of articles (http://www.exampler.com/testing-com/writings.html).