Usability testing and user experience research typically take place in a controlled lab with small groups. While this type of testing is essential to user experience design, more companies are also looking to test large sample sizes to be able compare data according to specific user populations and [...]

"Virtually anyone who reads this book can appreciably widen his or her free will and intentionally create happiness and satisfaction instead of needless pain." --Albert Ellis, Ph.D. "By poking fun at my frailties, Bill makes it impossible to ever again take them quite so seriously." --Jeff Lair, Ph.[...]