This illuminating investigation uncovers the full dimensions of the student loan disaster. A father and son team--one a best-selling sociologist, the other a former banker and current quantitative researcher--probes how we've reached the point at which student loan debt--now exceeding $1 trillion and predicted to reach $2 trillion by 2020--threatens to become the sequel to the mortgage meltdown. In spite of their good intentions, Americans have allowed concerns about deadbeat students, crushing debt, exploitative for-profit colleges, and changing attitudes about the purpose of college...