Effect: The result or outcome produced by an action or event. When examining the influence of eye contact on persuasion during a conversation, researchers look at the effects it has on changing people's beliefs or attitudes.
Social Psychology: The branch of psychology that focuses on how individuals' thoughts, feelings, and behaviors are influenced by the presence of others. The study of eye contact and persuasion falls within the realm of social psychology.
Compliance: The act of conforming to a request or command from someone else. Eye contact can be a persuasive tool that influences individuals to comply with requests made during a conversation.