Silvia Zimmermann

Guest contributor Silvia C. Zimmermann is founder, CEO and lead experience designer at During her career Silvia has researched, designed and evaluated user experiences on various devices in different domains. She has worked as a researcher, usability tester, interaction designer, requirements engineer, usability engineer and experience designer.

Since 2009 Silvia has served as the President of the Usability Professionals’ Association (UPA) and has been part of the international Leadership team at UPA since 2006.

Usability and Design

Usability and User Experience: Related but Different

Our User Experience (UX) industry is moving at such a fast pace that it is sometimes difficult to keep up with new concepts and ideas. When I first started working in the field, the term ‘usability’ did not exist and many of our clients today are still not familiar with the concepts that usability is embracing, let alone with User Experience. Usability is performance driven while user experience is a holistic approach. Continue reading ...