7. Bias and Prejudice

We have a tendency to stubbornly hold on to a number once we hear it and gauge all other numbers based on the initial number, even if the information is not that relevant.

For example, if customers are limited to 'four per customer' they are more likely to buy four, even if they did not ...

• It takes just 3 seconds for someone to determine whether they like you. 
• In just 50 milliseconds, they can predict if you consider yourself an extrovert. 
• People can make an aesthetic judgment in just 17 milliseconds
• The first impressions of people in photographs infl...

As most of us have preexisting mental models, it is hard to change one’s mind and completely eliminate the various cognitive biases.

1. Start with an open mind about people who disagree with you.
2. Question your own assumptions and beliefs, aiming to understand the big picture an...