Grid computing offers many scientific and commercial benefits, but also many technical and organisational challenges. This has led to many research areas in traditional distributed systems directing their efforts on to grid systems. Amongst the challenges for grid computing is the need to provide reliable quality of service to end users. This paper seeks to identify some of the challenges and o...

Mate attraction can be costly. Thus, individuals should modulate it according to its probable benefits. Specifically, individuals should modulate mate-attraction efforts based on their need for, the probability of attracting, and the reproductive competence of prospective mates. We tested these predictions by monitoring song output in laboratory-housed male Cassin's finches (Carpodacus cassinii...

We examine how the social structure of existing organizations influences the entrepreneurial process and suggest that resources accrue to entrepreneurs based on the structural position of their prior employers. We argue that information advantages allow individuals from entrepreneurially prominent prior firms to identify new opportunities. Entrepreneurial prominence also provides reputation ben...

Fill-in-the-blank questions, or cloze items, are commonly used in language learning applications. The benefits of personalized items, tailored to the user’s interest and proficiency, have motivated research on automatic generation of cloze items. This paper is concerned with generating cloze items for prepositions, whose usage often poses problems for non-native speakers of English. The quality...

There is a mentality across universities that money spent on athletics might be better spent on things that directly impact the academic environment of the institution. For example, in order to better the university one may argue that money spent on upgrading the library is more appropriate than money spent on renovating the stadium. The more general issue is the conflict between spending on ac...

The book written by seventeen experts in the field of rangeland management, this compilation of essays brings to light the latent issues concerning this subject to readers all over the globe. Though technical approaches can address some issues, social processes ultimately prevent the balancing of these matters. Socio-economic and political institutions are often a stumbling block for improving ...