James Christie has been designing for the web for 15 years. With careers in development, design, usability engineering and now user experience, James is well-qualified to talk about design and performance at the intersection of technology, design, and user empowerment.     Currently a Senior Experience Designer for Mad*Pow, James has recently focused on helping companies manage the shift from desktop-centric to mobile and responsive cross-device design. A proponent of Lean practices like analytics-driven research, rapid iterative prototyping and guerrilla usability testing, James believes in a “just enough” approach to both process and design.