Commuting patterns between home and work were studied among 30 000 employees of Kaiser Permanente, a major health care provider in Southern California. The study tracked the differences between home and work location among employees over 6 years by analysing employee records and responses to a...

Commuting patterns between home and work were studied among 30,000 employees of Kaiser Permanente, a major health care provider in Southern California. The study tracked the differences between home and work location among employees over six years by analyzing employee records and responses to a...