Bright-Sided

What could possibly be wrong with being positive? A lot of things, says Barbara Ehrenreich, in her articulate and deftly argued new book, Bright-Sided: How the Relentless Promotion of Positive Thinking Has Undermined America.

Ehrenreich employs her usual mix of research, personal anecdote and incisive commentary to demolish the claims of positive thinking. Known popularly…