Two Guys on Your Head

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May 6, 2021

Sugar and The Brain (Rebroadcast)

By: Rebecca McInroy

Why is it hard to have just one of those delicious slices of pound cake over the holidays? It turns out it has less to do with the creamy butter and more to do with the way our brains react to those white sweet grains of sugar.

In this edition of Two Guys on Your Head, Dr. Art Markman and Dr. Bob Duke discuss the ways our brains respond to sugar by releasing a nice amount of dopamine.

While we may think this dopamine is supposed to make us feel good, what the chemicals in our brains are trying to do is to teach us that this sugar is a good thing and that we want more of it for our survival.

This might have been beneficial to us a hundred and fifty thousand years ago, but with sweets in every candy dish, gas station, and coffee shop around the corner, craving sugar has its consequences.

 

 


Episodes

April 12, 2024

The Soup Study Revisited

A classic study found that individuals eat less soup when they have a visual cue of how much they have eaten, thus demonstrating the power of external cues about eating. However, this research, done by Brian Wansink and his colleagues in 2005, was called into question by the lead researcher’s demonstrations of scientific misconduct. A […]

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April 5, 2024

Remembering Daniel Kahneman

Nobel laureate and behavioral psychologist Daniel Kahneman passed away on March 27th, 2024, at the age of 90. Kahneman was not only a giant in the fields of psychology and economics, but as Dr. Art Markman, and Dr. Bob Duke talk about in this episode of Two Guys on Your Head he was also kind, generous, open-minded, and […]

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March 29, 2024

Hedges and Crutches

Building in hedges to a sentence is a natural thing most of us do without thinking too much about it, but when we can’t form a sentence without “really” or “like ya know” it might be time to take a pause. That said, as we explore in this episode of Two Guys on Your Head, […]

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March 22, 2024

Bonus: Art’s XYZ Approach to Behavior Change

Dr. Art Markman explains how he advises organizational leaders about critiquing behavior.

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March 22, 2024

Change: The Fundamental Attribution Error

Many psychological elements go into the idea of changing or remaking oneself, so Two Guys on Your Head, Dr. Art Markman, and Dr. Bob Duke decided to record a series on the psychology of change. Our third and final episode delves into the words we use to describe ourselves and others and why and how they matter.

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March 14, 2024

Change: Belief Systems

Many psychological elements go into the idea of changing or remaking oneself, so Two Guys on Your Head, Dr. Art Markman, and Dr. Bob Duke decided to record a series on the psychology of change. Our second episode in the series looks at what we believe about who can change, how people change, and why it matters.

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March 8, 2024

Change: Nature via Nurture

Many psychological elements go into the idea of changing or remaking oneself, so Two Guys on Your Head, Dr. Art Markman, and Dr. Bob Duke decided to record a series on the psychology of change beginning with the different intellectual lines on the idea of personal change.

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March 1, 2024

Freebies

There is a lot of psychology that goes into how, when, and why we part with our money, and to be sure marketers know this very well. In this episode of Two Guys on Your Head, Dr. Art Markman and Dr. Bob Duke talk about the psychology of the freebie and how to take control of what we spend.

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