The PDCA cycle's act stage: strengthen the constraint
Vinay Pasricha notes that in the 1950s the plan-do-check-act loop helped rebuild Japan's manufacturing base, and that nearly every serious organisation now claims to run it, though almost none do. They plan, they do and sometimes they check, but the loop breaks at "act", the stage where the system is supposed to get stronger. Act, he says, does not mean trying harder next quarter; it means identifying the one thing that most limited output and redesigning the next cycle so that thing is stronger. That is what Execution Doctrine formalises: each cycle the governing constraint is identified and specifically strengthened, and the system carries more, through method rather than effort. He calls this the capacity expansion engine.
Key points
- PDCA helped rebuild Japan's manufacturing after the 1950s, but most organisations don't run it properly.
- The loop usually breaks at the Act stage.
- "Act" means strengthening the one thing that most limited output, not trying harder.
- Execution Doctrine formalises this as the capacity expansion engine.
Act does not mean try harder next quarter.
Topics
Transcript
Full transcript · 185 words
In the 1950s, a method rebuilt Japan's manufacturing base from rubble. Plan, do, check, act. Four steps, one loop. Run it properly and the system gets stronger every single cycle. Today, nearly every serious organization claims to run this loop. Almost none of them do. They plan, they do, they check sometimes, but the act stage, the part where the system is supposed to get stronger, that is where the loop breaks.
Because act does not mean try harder next quarter. It means identify the one thing that most limited output and redesign the next cycle so that specific thing is stronger. That is what Execution Doctrine formalizes. The missing discipline inside the loop. Each cycle, the governing constraint is identified. Each cycle, it is specifically strengthened. Each cycle, the system carries more. Not through effort, through method. I call it the capacity expansion engine.
The difference is not the framework. It is whether anyone has the discipline to strengthen the constraint before the next cycle begins. Execution Doctrine. For builders who are done confusing effort with progress. Get your copy at the link below.
Transcribed from the video's YouTube auto-generated captions, lightly cleaned for reading. Wording may differ slightly from the audio.
