>> we have doris kearns goodwin, long time simon & schuster author, writing "leadership in turbulent times", what doris does, she takes four of other favorite presidents, four presidents she's written about extensively. teddy roosevelt, fdr, and of course, lincoln. what she's doing, she's looking at their presidencies through the lens of leadership and management. she's been delivering a speech to business authors for many years and the i thithing she ta about is coalesced into an argument, what makes a great leader. she looks the a the president, not only in the formative experiences, but in the oval office and generous among the four. he has his own sort of unique-- they all have unique formative experiences, but, so she looks at them all and i think the take away is in terms of-- that's a big book for us. >> and you referred to doris kearns goodwin as a house author. >> i don't know that doris kearns goodwin is a house author. she's her own, but simon & schuster is proud to have published here. and rebecca tracer, she's a contributing writer and she had a best seller, "all the sing