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The purpose of The Living Fossils is to communicate how the application of evolutionary ideas can help explain the sources of psychological suffering and well-being, in the service of improving our understanding of mental health.

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Substack
PricingOnly free issuesPublishesWeekly
Issues171Founded4 years agoLast Issue5 days ago
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Latest Issues

Frequencies & Whole Objects

Let’s face it, most research in psychological science has little to no bearing on the real world.

The study of how people reason about frequencies and probabilities is an exception.

Consider this problem, drawn from a paper by two psychol...

5 days ago
16

Thinking Wrong for the Right Reasons

Cognitive Behavioral Therapy (CBT) has made a handful of so-called “cognitive distortions” central to its project of helping clients think—and therefore feel and act—differently.

The problem is that, from an evolutionary perspective, many...

12 days ago
35
8

Why I Avoid the Word “Innate”

The word “innate” irritates me. In this post, I’ll explain why without getting too deep into the philosophical and semantic weeds.

Let’s consider three things:

A) Definitions of “innate.”

B) The opposite of “innate.”

C) Traits that peop...

19 days ago
14
3

Material Stress, n.

On a Wednesday afternoon a few weeks ago, I had a fairly typical therapy session. The client arrived a few minutes late and spent the next ten minutes running through everything that had gone wrong that day. Her car was making a noise. Zoom...

a month ago
42
20

Psychotherapy's Six Biggest Mistakes

The list below lays out six of psychotherapy’s biggest mistakes. These are not its only mistakes, but I think they are among the most common, consequential, and correctable.

  1. Overlooking the Obvious

Therapists tend to overlook two...

a month ago
33
3

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Authors

The writers behind this newsletter.

  • The Living Fossils

    The Living Fossils team consists of three people with expertise in psychology, evolution, and therapeutic practice. They believe that it is important to take science, but not themselves, very seriously.

  • Shani Robins

    Shani Robins, Ph.D. pioneered the field of Wisdom Therapy in 1998, is president of the Wisdom Therapy Institute (wisdomtherapy.com), a California Board Licensed Psychologist, a Stanford University instructor, and a corporate consultant.

  • Josh Zlatkus

    Mental health counselor & Living Fossil who splits his time between providing therapy and writing about how to better provide therapy. Has been practicing for 8+ years. Other interests include literature, sports, and being outside.

  • Rob Kurzban

    Evolutionary psychologist. PhD in Psychology UCSB, MPA from Fels Institute of Government. Author of All the Feels (coming 9/30/2026), The Hidden Agenda of Political Mind (with Jason Weeden), and Why Everyone (Else) is a Hypocrite. Mostly retired.

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