Online fundraising is becoming increasingly important for non-profit organizations, but the factors that convince people to make a donation online have not yet been fully investigated. In the present work, data of two studies (total N = 2525) was used to examine factors of online donation. An effect of website design ...

Affinity for Technology Interaction (ATI) describes whether a person approaches or avoids interaction with technology [1], making it an important variable in human-centered design. To determine whether ATI will likely remain an important variable in the future, we compared the ATI scores of those who will develop ...

Diese Studie untersucht die Aneignung und Nutzung von Sprachassistenten wie Google Assistant oder Amazon Alexa in Privathaushalten. Unsere Forschung basiert auf zehn Tiefeninterviews mit Nutzern von Sprachassistenten sowie der Evaluation bestimmter Interaktionen in der Interaktions-historie. Unsere Ergebnisse illustrieren, ...

The UEQ+ is a modular framework for the construction of UX questionnaires. The researcher can pick those scales that fit his or her research question from a list of 16 available UX scales. Currently, no UEQ+ scales are available to allow measuring the quality of voice interactions. Given that this type of interaction is ...

In recent years, as technology engineering production and release cycles have sped up, user experience (UX) research practices have correspondingly become more Lean to best match those cycles. On top of that, the increasing interest in incorporating user feedback into product development keeps pushing the limit of resources ...

Many studies found a positive influence of perceived aesthetics of a user interface on usability ratings. Several psychological mechanisms have been proposed to explain this dependency, but none of them is fully satisfying. A new explanation is based on the observation that certain design elements impact both classical ...

Due to progress in affective computing, various forms of general purpose sentiment/emotion recognition software have become available. However, the application of such tools in usability engineering (UE) for measuring the emotional state of participants is rarely employed. We investigate if the application of sentiment/emotion ...

Age-related physical, mental, and social limitations can severely reduce the quality of life of elderly people. Research has shown that virtual reality (VR) can provide stimulating experiences, elicit positive emotions, and provoke relaxation. In this paper, we present an approach that integrates cognitive stimulating ...