Changing aspects of your personality, such as becoming more extroverted or conscientious, can be difficult to achieve based on desire alone.
How you interact with your cell phone may reveal your personality type. Using data from cell phone accelerometers, researchers were able to correlate physical interactions with mobile tech to specific personality traits.
Using the Big Five model of personality traits, researchers found smokers were more likely to experience an increase in neuroticism over time. Quitting smoking did not have an impact on altering the negative personality traits.
A new study uses MRI technology to map the neuroanatomical differences and similarities in two different kinds of extroverts.