If Books Could Kill
If Books Could Kill

Surrounded By Idiots

September 1, 2026

AI Summary

5 min read

In 2014, a Swedish author named Thomas Eriksson published Surrounded by Idiots, a book that became a worldwide phenomenon and, according to some, "ruined" Sweden. The title is deliberately provocative, but the premise is deceptively reasonable: you think everyone around you is an idiot, but really they just have different personality types. The book divides people into four color-coded categories—Red, Yellow, Green, and Blue—based on whether they are task-oriented or relationship-oriented, and introverted or extroverted. It sounds like a harmless framework for improving workplace dynamics. But as the hosts of If Books Could Kill dig in, they find a story that stretches back nearly a century, through a lie detector inventor, Wonder Woman, and a series of increasingly bizarre personality tests that companies have been using to surveil and sort their employees ever since.

The Strange Origin of the Four Colors

Continue reading the full summary in the app — free to try.

Read Full Summary →

Free • No credit card required

What you'll learn

  • 1 (00:00) **Opening & Overview** - Peter and Michael introduce the book "Surrounded by Idiots" by Swedish author Thomas Eriksson, a worldwide bestseller that divides people into four personality types (red, yellow, green, blue).
  • 2 (02:05) **The Historical Roots: Marston and the DISC Framework** - Michael traces the book's core idea back to psychologist William Moulton Marston's 1928 book "Emotions of Normal People."
  • 3 (05:00) **The DISC Industry and Eriksson's Version** - The DISC framework was repeatedly modified and sold to businesses, leading to hundreds of companies selling similar assessments.
  • 4 (07:40) **The Book's Premise and Inoffensive Start** - The book's basic idea is that understanding different personality types improves relationships, a defensible high-level thesis.
  • 5 (10:15) **Early Scientific Missteps** - Eriksson's explanation of why we are the way we are quickly goes off the rails.
  • 6 (11:51) **The Two-by-Two Grid and the Four Colors** - The personality system is a simple 2x2 grid: task-oriented vs. relation-oriented on one axis, introvert vs. extrovert on the other.
  • 7 (14:13) **Deep Dive: The Red Chapter** - The chapter on Reds is titled "Red Behavior: How to recognize a real alpha and avoid getting in his way."

+ Full timestamped outline available in the app

Show Notes

If Books Could Kill

More from this podcast

If Books Could Kill →