As the most widely adopted set of guidelines for scholarly writing, APA Style is used by millions of people all over the world. APA stands for American Psychological Association, but in addition to psychology, APA Style is the standard in a wide range of fields, from nursing to social work, communications to education, business to engineering, and many more. If your program or journal requires your work to be in APA format, the APA editing experts at Top Tier Editing can help.