Download a free copy of the Agile Manifesto. This episode of the Agile Uprising podcast features our exclusive interview with XP pioneer and Manifesto Author Ron Jeffries. Ron Jeffries Jon Kern Brian Marick: Robert C. Martin Steve Mellor Ken Schwaber Jeff Sutherland Dave Thomas ... Twelve Principles of Agile Software View Signatories About the Authors About the Manifesto Afrikaans Albanian Amharic ... Ron Jeffries Jon Kern Brian Marick Ken Schwaber Jeff Sutherland. Manifesto for Agile Software Development. Ron Jeffries, author, speaker, one of the creators of Extreme Programming (XP) and a signatory of the Agile Manifesto back in 2001, shared a post on his blog in which he advocates that developers shou ... Ron Jeffries is the proprietor of XProgramming.com, a consultant with Object Mentor, and the author (with Ann Anderson and Chet Hendrickson) of Extreme Programming Installed. Authors: The Agile Manifesto. See the list of current translations at agilemanifesto.org. Translation Initiative. Definition “Card, Conversation, Confirmation”; this formula (from Ron Jeffries) captures the components of a User Story:. This is an Agile principle I’d not want to miss out on. My bottom line in the Principles area is that every single one of the Manifesto Principles is one that I would want at hand in a fixed contract situation. He is an author of Extreme Programming Installed, the second book published … a “Card” (or often a Post-It note), a physical token giving tangible and durable form to what would otherwise only be an abstraction: Read all the Manifesto Principles. Think for yourself along these lines, considering how they can help. Our vision is to bring the Agile Manifesto to the rest of the world! Ron Jeffries (born December 26, 1939) is one of the three founders of the Extreme Programming (XP) software development methodology circa 1996, along with Kent Beck and Ward Cunningham.He was from 1996, an XP coach on the Chrysler Comprehensive Compensation System project, which was where XP was invented.