Public kiosks run an unfortunate risk of being a disease vector, so your first pass should try for noncontact inputs like voice, proximity switches, or non-contact gestural inputs. Alan Cooper An American software designer and programmer. Widely recognized as the “Father of Visual Basic". Wanna know more? Follow the source! The text above was taken and slightly edited from the following source. Source: About Face 3: The Essentials of Interaction Design (Book) by Alan Cooper Buy the Book Design & Arts Tips & Advice Usability UX Design UX Elements Click to rate Loading... Sharing is caring, spread the wisdom ;) Surprise me!