When technology fails: Getting back to nature.

Getting Back to Nature

EVALUATIVE PROPERTIES ARE often thought to be problematic. E.g., they are said to be “unverifiable,” to “play no role in observation,” to be “queer,” to suffer from a “location problem,” and indeed “not [to be] in this world at all.”1 These charges differ in detail, and there are a variety of ways of responding to them.2 However, one general way of vindicating evaluative properties is to show t...

Getting Back to Normal

Recently, the power of cells to restore health is being widely recognized. Autologous T cells are being programmed to target specific antigens expressed by previously lethal leukemias, achieving unprecedented apparent cures. Conversely, regulatory T cells are being tested in type 1 diabetes mellitus in an attempt to re-establish immune tolerance in this condition, with some earlier examples of ...

Getting Back to Basics

Advances in understanding basic developmental and physiological processes often have direct relevance to human disease. They provide insights into pathogenic mechanisms and reveal new pathways that can be exploited in diagnosis and the development of therapeutics.

When Bellman's Principle Fails

We present several examples which show that the well known statements about Markov Decision Processes can fail if the loss function is not bounded.

When Sharing Fails