Holding a Ph.D. and M.A. in Cognitive and Quantitative Psychology and a B.A. in Psychology, this expert has more than 40 years of experience in software user interface design, usability, and human-computer interaction, along with prior expert witness involvement in litigation matters. His work spans user experience strategy, user research, prototyping, and usability testing across software applications, websites, and mobile platforms, with specialized knowledge in graphical user interfaces (GUIs) and object-oriented user interfaces (OOUIs). His background includes early contributions to industry interface standards and design methodologies used in widely adopted software systems. His career has included leadership and research roles in consulting, software development, education, and technology organizations, including positions focused on user experience architecture, usability engineering, interface design, and human factors research.

His expertise extends to evaluating user interaction, usability, and design practices in legal disputes involving software interfaces, including intellectual property, patent, and contract-related matters. He has provided expert reports, depositions, and trial testimony in cases involving digital product design and consumer-facing technologies. His experience also includes product development, interface architecture, and application of user-centered design principles within complex software environments. His work has also involved development of corporate UX standards, usability laboratory design, touchscreen and mobile interface systems, and user-centered workflow analysis for healthcare, education, finance, automotive, and enterprise software platforms.

In addition to his consulting and litigation work, he has contributed to publications, keynote presentations, workshops, and professional programs related to user experience design, usability testing, consumer psychology, and human-computer interaction, reflecting his longstanding leadership in the fields of user experience and cognitive psychology.