Example Of Cognitive Bias

A cognitive bias is described as the subconscious hindrances found in our own ways of thinking. An example of a cognitive bias is the "planning fallacy". Planning fallacy is when we are overly optimistic in the amount of time required to complete a task. I feel as if I run into this problem a lot in my own way of thinking.
I am the type of person who likes to have a plan and to be organized, but in certain cases the time required for the completion of task longer than I anticipate. This underestimation in time makes it difficult for one to operate efficiently when running on a tight schedule. For example, I underestimate the time it takes me to write an essay for history class. The consequences that could possibly follow is I should have spent