chapter  5
Cause-and-Effect Diagram
ByH. James Harrington
Pages 10

Every negative effect is caused by something. The trick is to find the right cause so it can be corrected.

H. James Harrington

A cause-and-effect diagram is a visual representation of the possible causes of a specific problem or condition. The effect is listed on the righthand side and the causes take the shape of fish bones. This is the reason it is sometimes called a fishbone diagram or an Ishikawa diagram.