Every president has had some experience as a parent. Of the 43 men who have served in the nation's highest office, 38 have fathered biological children and the other five adopted children. Each president's parenting style reveals much about his beliefs as well as his psychological make-up. James Garfield enjoyed jumping on the bed with his kids. FDR's children, on the other hand, had to make appointments to talk to him. In a lively narrative,...