I don't give you editorial control. I want to meet you. I want to interview everybody who's ever known you. I want to see your correspondence. I want to see your bank statements. But you will have no control over what I write. That's why I really believe in the unauthorized biography.

While many applauded Oprah for opening her heart to young girls in South Africa, some criticized her for not investing in the youth of America.

The difference between authorized and unauthorized biographies is the difference between riding in carriage or squatting in steerage.

Both Kennedy and Obama exuded a dash of glamour in their roles as commander-in-chief and became the darlings of Hollywood. As president, each brought to the White House a fashionable and accomplished First Lady, two adorable young children and scene-stealing pets.

It would be morally reprehensible not to tell the truth... Everything I have written has stood the test of time.

I have believed in the biographies I have written. I truly can tell you that they have influenced our society politically, culturally, socially.

Most historians agree that Abraham Lincoln was the most important man to ever occupy the White House because he abolished slavery and kept the states united through a bloody civil war.