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Cognitive Biases by Category

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11 Biases that affect the way we comprehend large amounts of information

We reduce events to their key elements It’s difficult to reduce events and lists to generalities, so…

12 Biases which lead us to fill in the blanks from our past experiences

We fill in characteristics from stereotypes, generalities, and prior histories. When we have partial…

14 Biases that help us to get things done

To get things done, we tend to complete things we’ve time & energy in The behavioral economist’s…

14 Biases which cause us to project our current mindset into the past and future

We project our current mindset and assumptions onto the past and future. Magnified also by the fact …

14 Biases which lead us to make stories when we look at sparse data

We tend to find stories and data when looking at sparse data. Since we only get a tiny sliver of the…

19 Biases that lead us to act with confidence

To act, we must be confident we can make an impact and feel what we do is important In reality, most…

3 Biases that help us stay focused by valuing the immediate and relatable

To stay focused, we favor the immediate, relatable thing in front of us We value stuff more in the p…

5 Biases that affect the way we perceive groups

We discard specifics to form generalities We do this out of necessity, but the impact of implicit as…

6 Biases that help us avoid mistakes by preserving the status quo

To avoid mistakes, we aim to preserve autonomy and group status and avoid irreversible decisions If …

6 Biases that make us think we know what other people are thinking

We think we know what other people are thinking In some cases this means that we assume that they kn…

7 Biases that affect our memory storing capabilities

We store memories differently based on how they were experienced Our brains will only encode informa…

7 Biases that change our memories

We edit and reinforce some memories after the fact During that process, memories can become stronger…

9 Biases that lead us to make wrong perceptions of people and things

We imagine things and people we’re familiar with or fond of as better Similar to the above but the f…

9 Biases which affect our decision making by preferring the simpler option

We favor simple-looking options and complete information over complex, ambiguous options We’d rather…

9 Biases which help us simplify numbers and probabilities

We simplify probabilities and numbers to make them easier to think about. Our subconscious mind is t…

Certain things stick out more than others

Bizarre, funny, visually-striking, or anthropomorphic things stick out more than non-bizarre/unfunny…

Need To Act Fast

We’re constrained by time and information, and yet we can’t let that paralyze us. Without the abilit…

Not Enough Meaning

The world is very confusing, and we end up only seeing a tiny sliver of it, but we need to make some…

Too Much Information

There is just too much information in the world, we have no choice but to filter almost all of it ou…

We are drawn to certain details

We are drawn to details that confirm our own existing beliefs. This is a big one. As is the corollar…

We notice flaws in others more easily

We notice flaws in others more easily than we notice flaws in ourselves. Yes, before you see this en…

We notice things repeated often

We notice things already primed in memory or repeated often. This is the simple rule that our brains…

We notice when something has changed

And we’ll generally tend to weigh the significance of the new value by the direction the change happ…

What Should We Remember?

There’s too much information in the universe. We can only afford to keep around the bits that are mo…