Karen Hoffmann – Science Writer

In Aesop’s fable of the ant and the grasshopper, a hardworking ant spends its summer days storing food for the winter ahead, while the indolent grasshopper lazes in the sunshine. A Pitt professor and his colleagues have found evidence that supports what many of us know from experience: When we face a choice involving the future, our inner ant and inner grasshopper begin to tussle. More >