Home Videos Jidoka with John Shook: The 3 A’s of the A3 Jidoka with John Shook: The 3 A’s of the A3 Apr 23, 2021 comments off Tweet on Twitter Share on Facebook Google+ Pinterest In this clip from VLX 2020, John Shook and Lisa Yerian not only break down the fundamental A’s of the A3, but also provide examples that they have used at the Cleveland Clinic and beyond. Visit lean.org for more.