The Derek Parfit Scandal, and More

The evolutionary long game. Ants, saltwater clams, and mammals waited at least tens of millions of years before exploding in number. Why?... more »

The Derek Parfit scandal. In 1981, Oxford’s All Souls College refused him a promotion unless he wrote a book. Twenty months later, Reasons and Persons was complete... more »

We like clear-cut rules, but life i…