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About Dr. Mandel's book on user interface design

Praise for "The Elements of User Interface Design"

"I loved your book on UI design. I want you to know that your insights helped my company be successful. I spent (and spend) a great deal of time on the usability design of my products - primarily due to being influenced (and sensitized) by you." - Bill Schafer, CEO, OrthoSpot

A great primer and textbook. Order the book today! <more>

Return on Investment (ROI): Usability Matters!

Experience and research show that even a minimal focus on usability can increase product ROI dramatically. Jakob Nielsen (Alertbox, 1/22/2008) explains that "spending about 10% of a project's budget on usability activities doubles the usability of the product." Here's a list of case studies summaries showing the ROI for usability efforts... <more>

Methodology: The iterative design and development cycle

Theo Mandel promotes an iterative interface design process that involves users and focuses on prototyping and testing designs from early stages through final product development.

The four iterative stages include analyze, design, construct, and validate. This diagram (from Dr. Mandel's book, The Elements of User Interface Design) highlights how users are central to interface design and usability. Users should be designed for and with, not designed to.