# PDCA Cycle https://en.wikipedia.org/wiki/PDCA The PDCA Cycle, also known as the Plan-Do-Check-Act cycle, is an iterative design and management method used for controlling and continually improving processes and products. Originating from physicist Walter A. Shewhart and later modified by W. Edwards Deming, the cycle involves planning objectives, executing them, evaluating the results, and making necessary adjustments. It emphasizes observation, critical thinking, and iterative learning to enhance quality and efficiency in business operations.