We all suffer from cognitive and behavioral biases. How can we best deal with them?
Pretty much since the day I wrote it, my Investors’ 10 Most Common Behavioral Biases has been the most popular post on this blog. It still gets a surprising number of hits all these months later. Due to the pioneering work of Daniel Kahneman and others, nearly everyone in the financial world acknowledges the reality of cognitive and behavioral biases and their impact on people, the markets and life in general. It’s a very popular subject.
Unfortunately, we don’t think that we are susceptible to them personally.
As I have noted before, we all tend to share this foible — the bias blind spot, which is our inability to recognize that we suffer from the same cognitive distortions and behavioral biases that plague other people. As one prominent piece of research puts it: