and then i talked to the three former presidents, gerry ford, jim carter and george bush, and i talked to daughters-in-dew, lady bird johnson, nancy reagan, and grandchildren, margaret truman and john eisenhower, both of whom, of course, are writers themselves, and they view their grandmothers very well. so they were wonderful help. then i talked to the other siblings. richard nixon's very much younger brother edward nixon, who most people don't even know he has a still that was still arrive. he was very helpful. teddy kennedy, eunice shriver. i talked to people who were part of the families, and they gave me insights and anecdotes that don't necessarily appear anywhere else. >> have you met any of the mothers? >> yes. i met and interviewed rose kennedy. mrs. carter, oh, yes, i interviewed lillian carter, she's memorable. and i was around a bit with virginia clinton kelley, but i didn't interview her, but i was very much around when she was there. so those i did really get to watch and talk to and got a feel of their personalities. >> how many of these 11 women have a book written abou