Training abroad? Not so difficult

Initial training with difficult items does not facilitate category learning.

In the phenomenon of transfer along a continuum (TAC), initial training on easy items facilitates later learning of a harder discrimination. TAC is a widely replicated cross-species phenomenon that is well predicted by certain kinds of associative theory (e.g., Sutherland & Mackintosh, 1971). A recent report of an approximately-opposite phenomenon (i.e. facilitation by initial training on hard ...

Defaults in Description Logics: So Simple, So Difficult

Frame systems—the ancestors of Description Logics—supported a form of defeasible inheritance and overriding. Such nonmonotonic features disappeared from implementations after the logical reconstruction of frame systems, although applications provide interesting use cases for nonmonotonic inferences. This talk gives an overview of the nonmonotonic DLs introduced so far, and illustrates the many ...

Why Do Students Find Statistics So Difficult?

Why is Knowledge Management So Difficult?

The “big idea” with knowledge management is that in a fast-moving and increasingly competitive world, a firm’s only enduring source of advantage is its knowledge – the knowledge of its individual employees, and the knowledge that gets built into its structures and systems. Consulting companies and R&D organisations have known this for years, but increasingly even “old economy” firms in oil, ste...

Why Is Educational Entrepreneurship so Difficult ?

Much of the recent literature on improving education in the United States seeks to promote entrepreneurship as the solution to raising educational quality and equity. But, the historical record documenting substantial and sustained departure from conventional educational practices is scant despite numerous attempts at entrepreneurial innovation. This paper contends that the challenge of entrepr...