A persuasive and highly readable account.  President Barack Obama Brilliant. . . . an important, fascinating read arguing that inequality creates a public health crisis in America. 8221   Nicholas Kristof, New York Times The Broken Ladder  is an important, timely, and beautifully written account of how inequality affects us all. 8221   Adam Alter, New York Times  bestselling author of  Irresistible  and  Drunk Tank PinkA timely examination by a leading scientist o