What is the purpose of a hook

The purpose of a hook is to grab the attention of the audience or reader and generate interest in a piece of writing or presentation. It is usually placed at the beginning to intrigue and engage the audience, making them want to continue reading or listening. The hook can be in the form of a catchy phrase, an intriguing question, a captivating story, or a surprising statistic. Its goal is to make the audience curious and create a connection between them and the content being presented.