Maybe you have read superior personality that benefits many good things in your life: longer life, career success, healthy body, and et cetera. That is conscientiousness.

Now you wonder: I am not that person. I want to change my personality to be conscientious. Can I change my personality? The good news is, yes, you can.

First of all, we should ask, “What is personality?” Personality or trait is “Personality refers to individual differences in characteristic patterns of thinking, feeling and behaving.” The most accepted classification of personality or trait is the Big Five, which is OCEAN (Openness, Conscientiousness, Extraversion, Agreeableness, and Neuroticism). The universality of the Big Five is now also well accepted among psychologist.

What makes this research great: This is very expensive research to conduct because it covers almost 12 thousands subjects in 50 cultures. Because it covers very large sample and randomly chosen, it can represent all people in the world.

What makes this research great: This is very expensive research to conduct because it covers more than 3 thousands subjects.

Now, back to the original question. How to change personality? For example from neuroticism to conscientiousness. The answer is by choosing and reminding. Choosing is that you are fully aware of the benefit of changing your personality to conscientiousness. Reminding is that you need a system to remind you of “the benefit,” so you are motivated to do the process.

What makes these researches great: These are experimental or intervention researches. Researchers conclude their result by comparing between intervention group and control group.

What makes this research great: This is a meta-analytic or systematic review. It is the best research method known right know. This research covers more than 20 thousands participants. It is very large data. Therefore it can successfully eliminate individual bias.

Dr. Maxwell Maltz was a plastic surgeon in the 1950s when he observed a strange thing among his patients. It takes a minimum of 21 days for them to change their habits. Then, many public speakers began to say only 21 days and forget to state the word “minimal.” The latest research gives a more accurate answer: 5 weeks.