The planning fallacy.6 This term, coined by Daniel Kahneman in 1979, refers to people’s tendency to underestimate how long a task will take, even when they have actually done the task before
Greg McKeown
The planning fallacy.6 This term, coined by Daniel Kahneman in 1979, refers to people’s tendency to underestimate how long a task will take, even when they have actually done the task before