Unrealistic promises on AIDS fuel scepticism

WHO admits its target on AIDS drugs may be unrealistic.

When Food Makes Fuel: The Promises and Challenges of Biofuels

World agriculture is at a turning point, with high demand due to economic growth accelerating food prices. In addition, energy and climate change are re-defining the equations of supply and demand. Biofuels have a high place on the global agenda, largely due to rising concerns about national energy security, higher energy prices, and increasing concerns about global climate change, as well as t...

On the ‘Simulation Argument’ and Selective Scepticism

Nick Bostrom’s ‘Simulation Argument’ purports to show that, unless we are confident that advanced ‘posthuman’ civilizations are either extremely rare or extremely rarely interested in running simulations of their own ancestors, we should assign significant credence to the hypothesis that we are simulated. I argue that Bostrom does not succeed in grounding this constraint on credence. I first sh...

The Bush Administration's global AIDS promises--and praxis.

Safety, Virtue, Scepticism: Remarks on Sosa

Ernest Sosa has made and continues to make major contributions to a wide variety of topics in epistemology. In this paper I discuss some of his core ideas about the nature of knowledge and scepticism. I start with a discussion of and objections against the safety account of knowledge—a view he has championed and further developed over the years. I continue with some questions concerning the rol...