Explore the ideas behind human behaviorRead the guides →
I’m Jason Hreha.
My latest writing.
In your inbox.

Behavioral science insights on psychology, products, and personal change.

Direct to your inbox · NO SPAM

Behavioral science, psychology, and practical ideas for changing behavior.

All Articles

Introduction to Behavior-Based Design

In general, I think that a product is only as good as its ability to co-opt behavior. Techcrunch is littered with the stale remains of gorgeous products…

Floss one tooth. Write one sentence.

This last weekend, my worlds collided.I was sitting down with one of my mentors, and favorite copywriters, in Phoenix, Arizona.He was telling me his approach to…

Some of my favorite behavioral science sites

In response to yesterday’s email, I want to recommend some behavioral science resources that you, dear reader, can use to keep up-to-date with new research each…

Why You’ll Never Change Your Mind

We’ve all had the following experience:We put forward a fact, or make some point, only to have someone interrupt and tell us that we’re, actually, wrong.How…

Beware of this common predator

Today I want to warn you about a dangerous creature that lurks in the behavioral science and business worlds. While it goes by many names, I’m…

No matter how wrong you are, you’re right

We’ve all had the following experience:We put forward a fact, or make some point, only to have someone interrupt and tell us that we’re, actually, wrong.How…

Use psychology to slay it on Craigslist

“You’ve got yourself a deal.”Yes. Yes, I did.For a couple hundred smackeroos I was now the proud owner of two Powerblock 55 pound dumbbells and a…

The Unspoken Reasons Why We Shake Hands

Behind every behavior there are four potential explanations:It’s been done to solve a tangible and practical problem.It’s a habit (and thus an automatic response to a…

Supernatural… fighting skills?

I sat in on some fascinating presentations at The Human Behavior and Evolution Society conference today.One of my favorites was by a researcher named Jeremy Pollack.…

The behavior-design checklist

I want to answer the most common question I get: "What should I read to get started in behavior design?" I don't want to write out…

Design Like A Scientist

When I first started designing products, I used to mainly think about their aesthetics. That seems like the right, and obvious, thing to do. However, product…

You’re Not Cynical Enough

There are two types of people in the world: those who believe that perfection exists in this life, and those who believe that every solution is…

Can you hear what the buildings are saying?

This weekend I’ve been in New York. What. A. City.One of the most astounding things about it is the old, ornate architecture you see everywhere–especially in the…

The Pros and Cons of Overconfidence

All of us think that we’re more “special” and capable than we are. This phenomenon has many different names in the psychological literature, but my personal…

Biology = Behavior

My buddy looked into my eyes and told me about his lack of energy.“I’m just out of it all the time. I’m tired. I don’t know…

Put down that hammer–please

“Give a small boy a hammer, and he will find that everything he encounters needs pounding” – Abraham Kaplan “If all you have is a hammer,…

The Easiest Way To Change Your Life?

Do what you like. It's that simple. Each year, a new book comes out with some proprietary self improvement or habit formation method. These books will…

So you want to pick the right behavior…

Over the next four minutes, I'm going to lead you through the process I go through when I'm choosing a behavior for a behavior-change project. I'll…

Bad self-esteem can actually be a good signal

“Yeah, it’s because he has low self-esteem”I can’t remember how many times I’ve heard ‘low self-esteem’ used to explain why someone acted the way they did.If…

Real Change: Moving Beyond Habits to Achieve Lasting Transformation

Real Change by Jason Hreha, showing the white cover and colorful butterfly.

Read Real Change and explore the companion worksheets.

Explore habit trading and transformative practices with Jason Hreha.