Should Smallpox be Made Extinct?

A few decades from now, we may make a brutal,calculated decision to totally eradicate a particular form of life. We already are 99 percent of the way along that path. Even conservationists, who publicly deplore the extinction of innumerable species of animals and plants through neglect, ignorance, or financial greed, have applauded this conscious, murderous act to be carried out by a UN agency. I speak of smallpox virus. Since 1967, the World Health Organization (WHO) has been systematica...

 The Concept of Supervenience and the Web

One view is reminiscent of the philosophical idea of supervenience [168, 169]). One discourse or set of expressions A supervenes on another set B when a change in A entails a change in B but not vice versa. So, on a supervenience theory of the mind/brain, any change in mental state entails some change in brain state, but a change in brain state need not necessarily result in a change in mental state. Supervenience is a less strong concept than reduction (a reductionist theory of the mind/brai...