Once a procrastinator, always a procrastinator? Examining stability, change, and long-term correlates of procrastination during young adulthood.

Procrastination-a voluntary delay of an intended action despite the expectation of negative consequences-is a widespread phenomenon. Previous research has mainly focused on procrastination in specific situations and has rarely examined stability and change in procrastination over long periods of time. In the present study, we conducted an 18-year longitudinal study of procrastination. We report on stability and change in procrastination as well as its associations with conscientiousness and neur