How Can Identical Twin Turn Out So Different?

A study of genetically identical mice is providing some hints about humans. How can one identical twin be a wallflower while the other is the life of the party? The study of 40 young mice found that their behavior grew increasingly different over three months, even though the mice shared the same genes and lived in the same five-level cage, researchers report Thursday in the…

4 Ways To Make Your Workspace More Productive

What’s happening around you can be just as important as what’s going on in your head. Open floor plans might promote collaboration, but they are clearly hotbeds of distraction. So there’s a trade-off: More collaboration, less productivity. It turns out, for example, that bad weather is good for productivity. It all comes down to distractions, according to a Harvard Business School study. The more distracted people…

The 12 Cognitive Biases That Prevent You From Being Rational (Part 2)

Humans are subject to cognitive biases, those annoying glitches in our thinking that cause us to make questionable decisions and reach erroneous conclusions. Here are the most common and pernicious cognitive biases that you need to know about. Status-Quo Bias We humans tend to be apprehensive of change, which often leads us to make choices that guarantee that things remain the same, or change as…

The 12 Cognitive Biases That Prevent You From Being Rational (Part 1)

A cognitive bias is a genuine deficiency or limitation in our thinking — a flaw in judgment that arises from errors of memory, social attribution, and miscalculations (such as statistical errors or a false sense of probability). Some social psychologists believe our cognitive biases help us process information more efficiently, especially in dangerous situations. Still, they lead us to make grave mistakes. We may be…

The Psychology of Gift Giving: Unique and Expensive or Ordinary but Useful?

The holiday shopping season is almost upon us. Gift giving: What do you get someone? Will they like it? What will they give you? Will you like it? Quite frankly, the whole process can be fun but exhausting. Gifts can be tokens of social relationships, ways that we transmit impressions and feelings to one another. If you boil down the above questions, you are really…

Reasoning is Sharper in a Foreign Langauge

The language we use affects the decisions we make, according to a new study. Participants made more rational decisions when money-related choices were posed in a foreign language that they had learned in a classroom setting than when they were asked in a native tongue. To study how language affects reasoning, University of Chicago psychologists looked at a well-known phenomenon: people are more risk-averse when…

First Impressions: The Science of Meeting People

A strong handshake and assertive greeting may not be the best way to make a good first impression. Social psychologist Amy Cuddy of Harvard Business School is studying how we evaluate people we meet. When we meet individuals or groups for the first time, we mostly evaluate two metrics: trustworthiness and confidence. When we form a first impression of another person it’s not really a single…

Your Will Seems Stronger in the Future

For decades, psychologists have repeatedly documented the basic human tendency to display unwarranted overconfidence. People attempting to lose weight believe that on this next attempt they will succeed despite numerous failed attempts in the past. Gamblers remain optimistic that this time they will beat the house, despite a history of evidence to the contrary. All of us experience the “planning fallacy,” or the tendency to…

How To Spot A Liar In 20 Seconds Flat

A little snap judgment goes a long way toward making friends: Marc Salem, Ph.D., a behavioral psychologist says , all it takes is 20 seconds to decide whether or not a stranger is trustworthy. 1. Inconsistent behavior If normally someone is very still, and suddenly they become very animated, or vice versa, that change-up is a red flag. The same goes if a person is speaking…

“Blue Mondays” Aren’t Really Blue – So Why Do We Think They Are?

Monday was bluer than Tuesday or Wednesday? The peak-end heuristic is the tendency to emphasize peaks and recent experience when one summarizes over a period of time. In the case of the blue Monday belief, it is likely that heuristics are at work. Thinking that Monday is the worst day of the week may be based on our innate attention to change: the shift from…