Background: Adjuvant therapy after breast cancer surgery decreases recurrence and increases survival, yet not all women receive and complete it. Previous research has suggested that distrust in medical institutions plays a role in who initiates adjuvant treatment, but has not assessed treatment completion, nor the potential mediating role of physician distrust.Methods: Women listed in Pennsylva...

An attempt to move from a paper-based university course evaluation system to a Web-based one ran into numerous obstacles from various angles. While development of the system was relatively smooth, deployment was anything but. Faculty had trouble with some of the system's basic concepts, and students seemed insufficiently motivated to use the system. Both faculty and students demonstrated mistru...

Purpose – The aim of this study is to examine interpersonal trust in Muslim matrimonial sites (MMS) from a male perspective. Specifically how users perceive interpersonal trust in MMS; what are the signs of lack of trust in MMS (if any); and what strategies do users adopt to handle the lack of trust in MMS. Design/methodology/approach – This empirical qualitative study used ethnographic techniq...

The aging of the population in Japan is a serious problem, and the reform of the public pension system is a major political issue. Although the 2004 pension reform was enforced in Japan to ensure a sustainable pension system in such an aging society, people remain quite apprehensive about the pension system. They believe that the current situation wherein a considerable number of people are not...

Trust networks among users of a recommender system (RS) prove beneficial to the quality and amount of the recommendations. Since trust is often a gradual phenomenon, fuzzy relations are the pre-eminent tools for modeling such networks. However, as current trust-enhanced RSs do not work with the notion of distrust, they cannot differentiate unknown users from malicious users, nor represent incon...

We present an abstract framework that allows agents to form coalitions with agents that they believe to be trustworthy. In contrast to many other models, we take the notion of distrust to be our key social concept. We use a graph theoretic model to capture the distrust relations within a society, and use this model to formulate several notions of mutually trusting coalitions. We then investigat...