Yes, Sutherland developed Graphical User Interface. Ivan Sutherland was an American computer scientist and inventor who is credited with inventing the first graphical user interface (GUI) in 1963. The GUI he developed was called Sketchpad, and it allowed users to draw and manipulate images on a computer screen using a mouse.
Ivan Sutherland: Unleashing the Digital Revolution - A Quiz on the Father of Computer Graphics and the Internet