| |  | Jakob Nielsen (born 1957 in Copenhagen, Denmark) is a writer, speaker, and consultant on software and web-design usability. He earned a Ph.D. in... |  | Marissa Ann Mayer is the Vice President of Search Product and User Experience at American search engine company Google. She acts as a gatekeeper... |  | Jef Raskin (March 9, 1943-February 26, 2005) was an American human-computer interface expert best-known for starting the Macintosh project for... |  | Donald A. Norman is a professor emeritus of cognitive science at University of California, San Diego and a Professor of Computer Science at... |  | Dr. Douglas C. Engelbart (born January 30, 1925 in Oregon) is an American inventor of Swedish and Norwegian descent. He is best known for inventing... |  | Alan Curtis Kay (born May 17, 1940) is an American computer scientist, known for his early pioneering work on object-oriented programming and... |  | Ben Shneiderman is an American computer scientist. He provided fundamental research in the field of human–computer interaction. Shneiderman cu... |  | Alan Cooper, an advocate of interaction design, runs a design company and writes books about how to make software user interfaces more usable.... |  | Paul M. Fitts was a psychologist at Ohio State University (later at the University of Michigan). He developed a model of human movement, Fitts'... |  | Terry Allen Winograd (born February 24, 1946) is a professor of computer science at Stanford University. He is known within the philosophy of mind... | |
