David M. Hogue, Ph.D. is a the Director of Information Design and Usability at Fluid, Inc., a design and development agency specializing in eCommerce and online retail located in San Francisco, where he has worked since September 2000. His areas of interest include human-computer interface (HCI) design, user experience design, usability, interaction design, information design, and data visualization. He earned his B.S. in Psychology from The Pennsylvania State University in 1989, his M.S. in Applied Psychology from the University of New Orleans in 1992, and his Ph.D. in Applied Psychology from the University of New Orleans in 1994.

He speaks regularly on the topics of Information and Interaction Design, Usability, and Online Customer Experiences, and he is an invited lecturer for the Digital Media in Business program (an EU-sponsored professional training program) based in Helsinki, Finland. Additionally, he writes professional essays and articles and frequently conducts digital product and Web site usability analyses. IDUX was started in December 2002 as an archive and reference for his writings, research, and ideas.

Dave is also on the adjunct faculty at Golden Gate University, where he teaches a graduate course in Applied Industrial Psychology, and at the San Francisco State University Multimedia Studies Program, where he teaches Information Design 1 and 2 and Interaction Design. Prior to moving to San Francisco, Dave was an Assistant Professor of Psychology at Xavier University of Louisiana in New Orleans, where he taught Cognitive Psychology, Psychometrics, and several other psychology courses.