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Combining Behavioral Endocrinology and Experimental Economics: Testosterone and Social Decision Making
11:51

Combining Behavioral Endocrinology and Experimental Economics: Testosterone and Social Decision Making

Published on: March 2, 2011

Testosterone administration reduces lying in men.

Matthias Wibral1, Thomas Dohmen, Dietrich Klingmüller

  • 1Department of Economics, University of Bonn, Bonn, Germany.

Plos One
|October 17, 2012
PubMed
Summary
This summary is machine-generated.

Testosterone administration significantly reduced lying behavior in men. This study investigated the hormonal influence on dishonesty, finding lower self-serving lies in men receiving testosterone.

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Area of Science:

  • Neuroendocrinology
  • Behavioral Economics
  • Social Psychology

Background:

  • Lying is a common behavior with significant social and economic impacts.
  • Understanding the biological underpinnings of dishonesty, particularly hormonal influences, remains underexplored.
  • Testosterone, a key steroid hormone, is known to modulate social behaviors.

Purpose of the Study:

  • To investigate the effect of exogenous testosterone on deceptive behavior in healthy men.
  • To explore the role of testosterone in modulating self-serving dishonesty.
  • To contribute to the understanding of testosterone's influence on prosocial behavior.

Main Methods:

  • A double-blind, placebo-controlled study involving 91 healthy adult males.
  • Transdermal administration of 50 mg testosterone or placebo.
  • A die-roll task where participants could increase payoffs by self-reporting outcomes, allowing for undetected lying.

Main Results:

  • Testosterone administration significantly decreased the incidence of lying compared to placebo.
  • Participants in the testosterone group reported significantly lower payoffs, indicating less self-serving dishonesty.
  • Self-serving lying was observed in both groups, but to a lesser extent with testosterone.

Conclusions:

  • Exogenous testosterone administration can reduce deceptive behavior in men.
  • Testosterone may play a role in promoting honesty and prosocial tendencies.
  • Further research is warranted to elucidate the precise mechanisms underlying testosterone's effect on dishonesty.