The document discusses user experience design (UXD) and its relationship to user interface design (UI). UXD focuses on intentionally designing digital products and interactions so that users have a positive experience and easily achieve their goals. It involves principles from psychology, engineering, and design. The goal of UXD is to create experiences that are seamless, effortless, and clear for users. UI refers more specifically to the visual design elements that users directly interact with, like buttons and screens. While distinct, UXD and UI are interrelated, with UXD involving research and testing and UI translating brands and visualizing the product interface. The presenter aims to clearly define UXD and UI to help readers decide which discipline to learn more about