A keynote speaker is a person who delivers a primary speech at an event, such as a conference or seminar. Their role is to set the tone and theme for the gathering, often addressing the main topics of interest. Keynote speakers are usually experts in their field, providing valuable insights and inspiring ideas to the audience. These speakers are often invited for their knowledge, experience, or influence, and they can come from various backgrounds, including business, education, or technology. A successful keynote speech can engage the audience, spark discussions, and motivate attendees to take action related to the event's theme.