The talk is about a programming language called Heady, which is designed for teaching rather than learning. It is a gradual and multilingual language that aims to make programming more accessible to students by reducing the cognitive load and making syntax easier to understand. The language uses a step-by-step approach and provides error messages that are easier for students to comprehend. It also allows for customization and class management, making it easier for teachers to guide their students' learning. The talk emphasizes the importance of making programming education more inclusive and encourages the audience to contribute to the open-source project.