# Walter Shewhart ![[50 Resources/51 Attachments/51.03 Public/2026-05-04 Walter Shewhart.jpg|400]] He is known as the grandfather of statistical quality control, and related to the [[Plan, Do, Check, Act (PDCA) cycle|Shewhart cycle]]. ## Quotes <!-- QueryToSerialize: LIST FROM #type/quote AND [[Walter Shewhart]] WHERE public_note = true SORT file.name ASC --> ## Books <!-- QueryToSerialize: LIST FROM #books AND [[Walter Shewhart]] WHERE public_note = true SORT file.name ASC -->