Categorically organized knowledge is the main vehicle in high-level cognitive processes. The previous empirical and theoretical studies on categorization paid almost exclusive attention to how individuals learn categorical knowledge. In the real world, however, people acquire knowledge not only through individual learning, but also through interacting with others. In the present study, using co...

Bug-tracking in software engineering is a distributed work process that involves collaborative learning. We seek to understand this process better through theories which view learning as a situated activity [Suchman 87, Lave 88]. Lave and Wenger argue that learning is a function of the activity, context, and culture in which it occurs (i.e. is situated) [Lave, Wenger 91]. A critical ingredient ...

To manoeuvre in complex societies, it is beneficial to acquire knowledge about the social relationships existing among group mates, so as to better predict their behaviour. Although such knowledge has been firmly established in a variety of animal taxa, how animals acquire such knowledge, as well as its functional significance, remains poorly understood. In order to understand how primates acqu...

Knowledge management seeks to understand how individuals in organizational settings acquire, create, store, and use knowledge. Technology developments such as the World Wide Web, relational databases, and sophisticated hypertext search engines and navigational tools enable knowledge management processes. Knowledge management systems are centralized computer systems where employees store, struct...

Over-Education in Multilingual Economies: Evidence from Catalonia Catalonia’s economy is characterized by linguistic diversity and provides a unique opportunity to measure the incidence of language proficiency on over-education, particularly, whether individuals with deficient language skills tend to acquire more formal skills or, on the contrary, become discouraged to attend school. Descriptiv...

Many and large dumps exist in our knowledge about Mycobacterium tuberculosis infection and disease in infants and children. We still do not understand why some individuals do acquire and others do not acquire the infection in the presence of the same risk factors. We do not understand why some individuals convert from latent to active tuberculosis and why other individuals convert from active t...