Janice Breen thinks this is interesting: slack is the amount of time that any of the tasks can be delayed without causing the due date of the final task in the sequence to be delayed as well. From 4. Project Schedules from Applied Software Project Management by Jennifer Greene, Andrew Stellman Publisher: O'Reilly Media, Inc. Released: November 2005 Note Definition of Slack Share this highlight http://www.safaribooksonline.com/a/applied-software-project/573221/ Twitter Facebook Google Plus Email Get Instant Access Now Start a Free Trial Learn about Safari for Business Have an account? Sign in. Minimise Unlock the rest of Applied Software Project Management and 30,000 other books and videos By clicking this box, you confirm that you have read and agree to the terms and conditions of our Membership Agreement, and you understand that when your trial period ends, you will be required to provide billing information if you wish to continue using the service. Unlock the rest of this book Start a Free 10-Day Trial loading Learn about Safari for Business Have an account? Sign in.