Tim McMahon is an operational excellence leader, author, and blogger. As a Lean practitioner, he brings more than 20 years of leadership experience implementing Lean manufacturing. McMahon has held a number of leadership positions within operations management, Lean, and quality disciplines of innovative high tech manufacturing companies. He is the founder and principal contributor of A Lean Journey Blog, a site dedicated to sharing lessons and experiences regarding Lean thinking, improvement practices, and leadership. By drawing on his experience in Lean, Six Sigma, and Quality Management Systems he co-authored ASQ's Lean Handbook, an educational reference guide to support Lean Certification.