Articles by Charles B. Kreitzberg

Charlie Kreitzberg is CEO of Cognetics Corporation ( He is also the designer of the team collaboration tool In the Know!® ( and is the Founding Editor of User Experience magazine He can be reached at and would be delighted to discuss the idea of a collaborative usability space further.

Can Collaboration Help Redefine Usability?

Sonia is a product manager interested in improving usability and customer experiences. She is familiar with many of the techniques of market research such as surveys and focus groups but wants to understand how the usability approach differs. Robert is a usability researcher. He wants to identify research projects that reflect issues facing practitioners and […] [Read More]