Henry Louis Gates Jr. and John Stauffer in today's NYT: "UNTIL a martyred John F. Kennedy replaced him, Abraham Lincoln was one of the two white men whose image most frequently graced even the most modest black home, second in popularity only to Jesus. Perhaps none of his heirs in the Oval Office has been as directly compared to Lincoln as will Barack Obama, in part because Lincoln’s Emancipation Proclamation began freeing the slaves descended from the continent on which Mr. Obama’s father was born, and in part because of Mr. Obama’s own fascination with Lincoln himself."  Read More.