A moderator is a person who oversees discussions, ensuring that conversations remain respectful and productive. They help guide the flow of dialogue, making sure everyone has a chance to speak and that the topic stays on track. Moderators are often found in settings like online forums, social media groups, and live events, where they manage interactions among participants. In addition to facilitating discussions, moderators also enforce rules and guidelines to maintain a positive environment. They may remove inappropriate comments or users, ensuring that the community remains safe and welcoming. This role is crucial in platforms like Reddit or YouTube where user engagement is high.