Scale development

TrustDiff: Development and Validation of a Semantic Differential for User Trust on the Web

Trust is an essential factor in many social interactions involving uncertainty. In the context of online services and websites, the problems of anonymity and lack of control make trust a vital element for successful e-commerce. Despite trust having …

Measuring the "Why" of Interaction: Development and Validation of the User Motivation Inventory (UMI)

Motivation is a fundamental concept in understanding people’s experiences and behavior. Yet, motivation to engage with an interactive system has received only limited attention in HCI. We report the development and validation of the User Motivation …