Left-handedness: A Good Way to Look at NatureNurture

Posted by & filed under Cultural Variation, Genetics: The Biological Context of Development, Human Development, Neuroscience, Physiology.

Description: There are fewer left-handed people than right-handed people in the world, right? Yes, that is true, but the proportions vary from place to place and maybe from time to time. So, how does handedness play out from an evolutionary perspective? It is often difficult to think through how the interaction of nature (genetics) and… Read more »

Handedness: A Complex Construct

Posted by & filed under Human Development, Neuroscience, Research Methods, Sensation-Perception, Stereotype Prejudice Discrimination.

Description: When I was in graduate school years ago, I heard about a study done by Stan Coren, at the University of British Columbia, that looked at professional baseball players (for whom detailed batting statistics indicated where they sat on the dimension of handedness. The study also looked at the retired ball player pension data… Read more »