Boris E. R. de Ruyter

Learn More
Awareness systems have attracted significant research interest for their potential to support interpersonal relationships. Investigations of awareness systems for the domestic environment have suggested that such systems can help individuals stay in touch with dear friends or family and provide affective benefits to their users. Our research provides(More)
This paper reports an exploration of the concept of social intelligence in the context of designing home dialogue systems for an Ambient Intelligence home. It describes a Wizard of Oz experiment involving a robotic interface capable of simulating several human social behaviours. Our results show that endowing a home dialogue system with some social(More)
This paper describes research in supporting close family members living apart to keep in touch with each other. We introduce an awareness system for supporting lightweight social communication between mobile individuals and people at home. Communication is based on pictures, short messages and reachability information. A field test has provided empirical(More)
• A submitted manuscript is the author's version of the article upon submission and before peer-review. There can be important differences between the submitted version and the official published version of record. People interested in the research are advised to contact the author for the final version of the publication, or visit the DOI to the(More)
This article describes the use of personalized short text messages (SMS) to reduce snacking. First, we describe the development and validation (<i>N</i>&thinsp;=&thinsp;215) of a questionnaire to measure individual susceptibility to different social influence strategies. To evaluate the external validity of this Susceptibility to Persuasion Scale (STPS) we(More)
ion Convincingness Distinctness Natural 5.08 89% Baldi 5.10 94% Matrix 5.10 77% The medium used to express an emotion, which could be either audio, visual or the combination of both, has significant influence on its convincingness (F[2,64]=4.332, p=.017). Visual and audio/visual expressions were slightly more convincing than audio expressions (t[32]=2.089,(More)
This paper reports an exploration of the concept of social intelligence in the context of home dialogue systems for an Ambient Intelligence home. It reports a Wizard of Oz experiment involving a robotic interface capable of displaying several human social behaviors. Our results show that endowing a home dialogue system with some social intelligence can (a)(More)
Although the field of persuasive technologies has lately attracted a lot of attention, only recently the notion of ambient persuasive technologies was introduced. Ambient persuasive technologies can be integrated into every aspect of life, and as such have greater persuasive power than the traditional box like machines. This article discusses ambient(More)
This paper discusses how persuasive technologies can be made adaptive to users. We present persuasion profiling as a method to personalize the persuasive messages used by a system to influence its users. This type of personalization can be based on explicit measures of users' tendencies to comply to distinct persuasive strategies: measures based on(More)