What is the “What You See is All There Is (WYSIATI)” phenomenon? How does it work? Why does WYSIATI lead to bad decisions? What You See is All There Is (WYSIATI) is a cognitive bias described by Daniel Kahneman in Thinking, Fast and Slow. WYSIATI says that when presented with evidence, especially those that confirm your mental model, you do not question what evidence might be missing. Learn how the “What You See is All There Is” phenomenon affects your decision making, and learn how to overcome it.
“What You See Is All There Is” Bias (WYSIATI)










