Signals and Special Cause: What are the rules?

in Measurement

by David M. Williams, Ph.D. This is part of a series of blog posts on measurement for improvement. You can read them all here. A core pillar of the science of improvement is understanding variation. We use data to learn about a system or process and to know whether our changes are resulting in improvement. […]

How many data points do I need?

in Measurement

by David M. Williams, Ph.D. This is part of a series of blog posts on measurement for improvement. You can read them all here. One of the most common questions for a new improver to ask is: How many data points do I need to start a chart? The answer is just 1. Starting with […]

No judgment. Measurement for improvement.

in Measurement

by David M. Williams, Ph.D. This is part of a series of blog posts on measurement for improvement. You can read them all here. The primary purpose of measurement for accountability is confirmation if a measure meets or does not meet the established target. These measures are common in social systems. Examples include: Targets to […]

Please STOP the Red, Yellow, Green

in Measurement

by David M. Williams, Ph.D. This is part of a series of blog posts on measurement for improvement. You can read them all here. There is an epidemic spreading globally affecting leaders and their use and display of data. In a recent article in the ACHE HealthCare Executive publication, fellow improvement advisor Brandon Bennett and […]

QBS: Activity 4 – Planning

in Quality as a Business Strategy (QBS)

by David M. Williams, Ph.D. In a recent blog post (here), I shared how Associates in Process Improvement transformed Dr. Deming’s theory of Organizations Viewed as a Production System into a five-part approach known as Quality as a Business Strategy. In this series, we’ll take a deeper look at each of the five activities including […]

QBS: Activity 3 – System for Obtaining Information

in Quality as a Business Strategy (QBS)

by David M. Williams, Ph.D. In a recent blog post (here), I shared how Associates in Process Improvement transformed Dr. Deming’s theory of Organizations Viewed as a Production System into a five-part approach known as Quality as a Business Strategy. In this series, we’ll take a deeper look at each of the five activities including […]