APA Fact of the Week: That & Who
Use that (or in some instances which) to refer to objects and nonhuman animals. Use who to refer to human beings, including collected groups or categories (students, participants, warriors, etc.).
Example: Correct use of that
The lizards that were used in the first experiment were not used in the second experiment.
Example: Correct use of who
Students who had only seen the first two Alien movies were included in the study.
We work with graduate students every day and know what it takes to get your research approved.