Do you capitalize the word psychology?

Yes, you should capitalize "psychology" when it refers to the academic discipline or field of study.

Here are some examples:

* I am majoring in Psychology.

* He is a professor of Psychology.

* She has a degree in Psychology.

However, you would not capitalize "psychology" when it is used as a general term or in a non-academic context:

* The study of the human mind is fascinating.

* She has a strong understanding of human psychology.

* The book explores the psychology of addiction.