Some notable Effects

The illusion of asymmetric insight 

You probably think you know more about your coworkers than they know about you

The rhyme-as-reason effect

Statements that rhyme are perceived as more truthful

The cheerleader effect

You’re more attractive when you’re in a group than when you’re alone

The bizarreness effect

You’ll remember the pizza on the left better than the pizza on the right

The next-in-line effect

You probably weren’t listening to the person who spoke right before you if you’re sharing in a circle

Once you notice something for the first time, you’re more likely to notice it afterward and believe it’s more common than it actually is

The spotlight effect

People aren’t thinking about you as much as you think they are

The birthday number effect

The date of your birthday is probably your favorite number

The Stroop effect

Try saying the color of each word, not the word itself

The bystander effect

You’re less likely to be helped if you’re among a crowd

The lag effect

You’ll learn more if you break up study sessions rather than cramming

The rosy retrospection

We think about the past more positively than it was

The halo effect 

 If you think your friend is a bad driver, you probably won’t let them watch your cat

People use their previous good deeds to justify future bad behavior

Speaking a foreign language will affect how you make decisions

Survivorship bias

Only listening to success stories will give you bad advice that you could have learned from cautionary tales

Compassion fade 

You’ll feel more compassion toward a few identifiable victims than a larger number of anonymous victims

Dunning-Kruger effect

Ironically, people who aren’t as capable as experts are usually more confident in their abilities People use their previous good deeds to justify future bad behavior

The moral licensing

The suggestibility effect

In just 3 hours, a person can be convinced that they committed a murder and confess

The social cryptomnesia

Civilizations tend to forget the individuals and events that brought about social change  

The Hawthorne effect 

People behave better if they think they’re being watched

The Dunbar’s number

Your brain only has space for 150 friends

The serial position effect,

If you’re giving someone a list of tasks, put the most important things either first or last

The event boundary

There’s a psychological reason (and solution!) for why you immediately forgot why you walked from your bedroom to the living room.

 

 The paradox of choice

 

The more options you have to choose from, the less satisfied you’ll be with your decision

 

The hungry judge effect

If you find yourself in court, hope that the judge makes their decision after they’ve had lunch

 

The cocktail party effect

 If you’re trying to listen to someone in a loud room, your brain basically turns on a noise cancelling mode

 

The Ben Franklin effect

According to Benjamin Franklin, if you want someone to like you, ask them to do you a favor

 

The Tetris effect

Playing video games can reshape your thoughts, mental images, and dreams  

 

The pratfall effect

After making a silly mistake, talented people are seen as more attractive and untalented people are seen as less attractive

 

The Ringelman effect.

Teamwork makes the dream work…unless the team is too big

 

Pareidolia

We have a tendency to look for faces in everything

The Barnum-Forer effect

Horoscopes are popular because people want to believe mundane descriptions are tailored specifically to them

The Google effect 

We’re less likely to remember something if we think it can be searched for easily online

 

Our friends can predict if we’ll stay with a romantic partner better than we can

 

Experiences make better gifts than material presents

 

Background music reduces our creative abilities

 

Food is tastier if someone else cooked it

 

 cuteness aggression. 

There’s a reason why something can be so cute we just want to squeeze it

 

Our emotions change how well we can remember an event

 

Falling in love works the same way as having a severe obsessive-compulsive disorder

 

The brain can store 2.5 million gigabytes of memory

 

Having a backup plan might sabotage your plan A

 

The chronotype

When intoxicated, your brain can’t form memories

 

Whether you’re an “early bird” or a “night owl” is caused by genetics

 

Loneliness can destroy your body as much as smoking.

 

If we’re not in danger, fear feels pretty good

 

There’s a reason why yawns are “contagious”

 

Our attention spans are shorter than a goldfish’s

 

The Thatcher effect

It’s hard for our brains to detect distortions in an upside-down face

 

The reactance

An overly-severe rule will lead to more rule-breaking

 

The enclothed cognition

The clothes you wear can influence how your brain functions desire to “fit in