Tim is a trainer for GitHub, a speaker internationally and on the No Fluff Just Stuff tour in the United States, and is co-president of the Denver Open Source User Group. He is a contributor to the Ratpack web framework, is co-presenter of the O'Reilly Git Master Class, co-author of Building and Testing with Gradle. He blogs occasionally at timberglund.com, and lives in Littleton, CO, USA with the wife of his youth and their three children.