• Publications
  • Influence
General intelligence as a domain-specific adaptation.
  • S. Kanazawa
  • Computer Science, Medicine
  • Psychological review
  • 1 April 2004
The author argues that general intelligence evolved as a domain-specific adaptation for the originally limited sphere of evolutionary novelty in the ancestral environment and has accidentally become universally important merely because the authors now live in an evolutionarily novel world. Expand
Sociological rational choice theory
Although rational choice theory has made considerable advances in other social sciences, its progress in sociology has been limited. Some sociologists' reservations about rational choice arise from aExpand
Why Liberals and Atheists Are More Intelligent
The origin of values and preferences is an unresolved theoretical question in behavioral and social sciences. The Savanna-IQ Interaction Hypothesis, derived from the Savanna Principle and a theory ofExpand
Temperature and evolutionary novelty as forces behind the evolution of general intelligence
How did human intelligence evolve to be so high? Lynn [Lynn, R. (1991). The evolution of race differences in intelligence. Mankind Quarterly, 32, 99–173] and Rushton [Rushton, J.P. (1995). Race,Expand
A theory of the value of children
A theory of the value of children based on the uncertainty-reduction assumption is proposed and a range of hypotheses that follow both from this assumption and from a subsidiary assumption of marital solidarity enhancement are generated. Expand
IQ and the wealth of states
In IQ and the Wealth of Nations (2002), Lynn and Vanhanen estimate the mean IQs of 185 nations and demonstrate that national IQs strongly correlate with the macroeconomic performance of the nations,Expand
Big and tall parents have more sons: further generalizations of the Trivers-Willard hypothesis.
  • S. Kanazawa
  • Biology, Medicine
  • Journal of theoretical biology
  • 21 August 2005
This paper proposes the generalized Trivers-Willard hypothesis (gTWH), which suggests that parents who possess any heritable trait which increases male reproductive success at a greater rate thanExpand
Evolutionary psychology and intelligence research.
  • S. Kanazawa
  • Psychology, Medicine
  • The American psychologist
  • 1 May 2010
It is suggested that general intelligence may simultaneously be an evolved adaptation and an individual-difference variable. Expand
Why productivity fades with age: The crime–genius connection
Abstract The biographies of 280 scientists indicate that the distribution of their age at the time of their greatest scientific contributions in their careers (age–genius curve) is similar to the ageExpand
Why People Are in a Generally Good Mood
An evolutionary explanation of positive mood offset is offered, showing that it improves fertility, fecundity, and health, and abets other characteristics that were critical to reproductive success. Expand