Personality Warning: You are not logged in. Your IP address will be publicly visible if you make any edits. If you log in or create an account, your edits will be attributed to your username, along with other benefits.Anti-spam check. Do not fill this in! ==Biology== The [[biological basis of personality]] is the theory that anatomical structures located in the brain contribute to personality traits. This stems from [[neuropsychology]], which studies how the structure of the brain relates to various psychological processes and behaviors. For instance, in human beings, the [[frontal lobe]]s are responsible for foresight and anticipation, and the [[occipital lobe]]s are responsible for processing visual information. In addition, certain physiological functions such as hormone secretion also affect personality. For example, the hormone [[testosterone]] is important for sociability, affectivity, [[aggression|aggressiveness]], and sexuality.<ref name="auto" /> Additionally, studies show that the expression of a personality trait depends on the volume of the brain cortex it is associated with.<ref>{{Cite journal |last1=DeYoung |first1=Colin G. |last2=Hirsh |first2=Jacob B. |last3=Shane |first3=Matthew S. |last4=Papademetris |first4=Xenophon |last5=Rajeevan |first5=Nallakkandi |last6=Gray |first6=Jeremy R. |date=30 April 2010 |title=Testing Predictions From Personality Neuroscience |journal=Psychological Science |volume=21 |issue=6 |pages=820β828 |doi=10.1177/0956797610370159 |pmc=3049165 |pmid=20435951}}</ref> Summary: Please note that all contributions to Christianpedia may be edited, altered, or removed by other contributors. If you do not want your writing to be edited mercilessly, then do not submit it here. You are also promising us that you wrote this yourself, or copied it from a public domain or similar free resource (see Christianpedia:Copyrights for details). Do not submit copyrighted work without permission! Cancel Editing help (opens in new window) Discuss this page