Hector Larios

Simon Fraser University

Internet-delivered interventions can effectively change health risk behaviors and their determinants, but adherence to intervention websites once they are accessed is very low. This study tests whether and how social presence elements can increase website use. A website about Hepatitis A, B, and C virus infections was used in a preparatory lab-base...

Colour has the potential to elicit emotions or behaviors, yet there is little research in which colour treatments in website design are systematically tested. Little is known about how colour affects trust or satisfaction on the part of the viewer. Although the Internet is increasingly global, few systematic studies have been undertaken in which th...

To gain insight into how Internet users perceive human images, a controlled experiment was conducted using a survey, interviews, and an eye-tracking device. Three experimental conditions of human images were created including (1) human images with facial features; (2) human images but with no facial features; and (3) no human images. It was expecte...