Listening Post is a mult imedia an instal lat ion designed to convey the magnitude and diversi ty of onl ine communicat ion. This unique space provides a meaningful render ing of a massive data stream consist ing of thousands of s imultaneous conversat ions. In th is art ic le, we explore speci f ical ly how the audio component of the instal lat ion provides a structure that enables v is i tors...

To improve Personal Information Management (PIM), we propose to extend static files in static file systems by augmenting documents with controllable and programmable behavioural properties. Files with behaviours may aid the user by reacting to their actions, common tasks, and other files; e.g. the document dances when a report reaches the word-limit; when a document is added to a directory, the...

Introduction Several articles in the statistical literature contain tips on giving an effective statistical presentation. An excellent recent example, by Becker and KellerMcNulty, appears in The American Statistician (1996, pages 112-115). So why did I agree to attempt another essay on this topic, for speakers intending to present at IBC2000? In part, because my experience at recent statistical...

* We thank David Bruner for his assistance in running these experiments and the University of Calgary Behavioural and Experimental Economics Laboratory for providing the facilities to conduct the experiments. Funding for this project was provided by the Social Sciences and Humanities Research Council (Canada) via a grant to McKee. 2 ABSTRACT Models for voluntary provision of public goods predic...

This paper presents a two-player, psychological game-theoretic model of gift giving where emotions matter. Beliefs enter directly into players’ payoff functions. Surprise, disappointment, embarrassment and pride arise from comparing players’ beliefs about the gift they will give or receive to the actual choice of gift. Depending on beliefs and the cost of the gift, a gift-giving, a non-gift-giv...

A growing body of evidence indicates that plant transcription factors move between cells. A recent paper by Nakajima et al. (2001) shows that movement of the SHORTROOT protein provides a mechanism for signaling positional information between cell layers of the root.