Robert W. Bailey is the President of Computer Psychology, Inc., an educational and consulting company based in the United States. He approaches the issues related to human factors and user interface design from the perspective of a computer psychologist with over 35 years of experience. He holds a Ph.D. degree from Rice University in human performance psychology, and has an international reputation as an author, researcher and lecturer.

Dr. Bailey draws from years of experience in the Human Performance Technology Center at Bell Laboratories. While there, he conducted studies on ways to improve human performance and increase user acceptance. He participated in the development of numerous systems and pioneered many new ideas, including a user interface design model, numerous ways to understand and reduce human errors, the effective use of user profiles, and many revolutionary usability testing methods. He performed his first usability test in 1970, and has been involved in hundreds since then.

Dr. Bailey is an excellent teacher. He has served on the faculties of numerous schools, including Columbia University and Stevens Institute of Technology. He continues to instruct computer professionals in major corporations throughout the world, including the United States, Canada, Mexico, Europe, Africa, Asia and Australia .

Dr. Bailey is the author of numerous published articles and technical reports, a monthly newsletter article, an annual User Interface Update training course , and three popular books, Human Performance Engineering: Designing High Quality, Professional User Interfaces for Computer Products and Systems (Prentice-Hall, 1982, 1989, 1996), and Human Error in Computer Systems (Prentice-Hall, 1983). He is the co-author of Research-Based Web Design & Usability Guidelines (2004) , and has assisted in developing many software products, including the recently released Usability Testing Environment (UTE).