Chief technology officer and a cofounder of LeanDog, Jeff “Cheezy” Morgan has been teaching classes and coaching teams on agile and lean techniques since early 2004. Most of his work has focused on the engineering practices used by developers and testers. For the past few years he has experienced great success and recognition for his work focused on helping teams adopt Acceptance Test Driven Development using Cucumber. He has authored several popular Ruby gems used by software testers and is the author of the book, Cucumber & Cheese—A Testers Workshop.