The Devil Knows Latin

"The devil you know knows best": how online recommendations can benefit from social networking

The defining characteristics of the Internet today is an abundance of information and choice. Recommender Systems (RS), designed to alleviate this problem, have so far not been very successful, and recent research suggests that this is due to the lack of the social context and inter-personal trust. We simulated an online film RS with 60 participants, where recommender information was added to t...

How George Soros Knows What He Knows

In its traditional formulation as an explanatory principle, reflexivity means that any object of thought contains in itself the thinking activity that generates it. Applying the concept of reflexivity to the question of financial markets valuation, Soros concludes that economic reality is actively shaped by the perceptions of market participants. This leads him to a theory of investment radical...

How George Soros Knows What He Knows

In its traditional formulation as an explanatory principle, reflexivity means that any object of thought contains in itself the thinking activity that generates it. Applying the concept of reflexivity to the question of financial markets valuation, Soros concludes that economic reality is actively shaped by the perceptions of market participants. This leads him to a theory of investment radical...

The kinase knows

new report shows that a eukaryotic transcription factor is directly activated by a metabolite of the pathway it controls. Although this idea has been proposed for several regulatory systems, Christopher Sellick and Richard Reece (University of Manchester, UK) are the first to demonstrate direct binding to and activation of a eukaryotic transcription factor by a small molecule metabolite. The in...

"What the shadow knows".