. >> host: this is alondra nelson, her book is "body and soul: the black panther party and the fight against medical discrimination", published by the university of minnesota. >> more from our visit to columbia university. tv talks with helen benedict and her book "the lonely soldier." this is about 15 minutes. >> host: our conversations with professors at columbia university continues on booktv on c-span2. now we are joined by helen benedict, who is the author of "the lonely soldier." professor benedict, you start your book out a quote by martha gilford. war happens to people one by one. what does that mean? >> guest: i was struck by that vote. i was following the war home to the heart of every individual fighter. i am quoting from dh lawrence. it does affect every single individual involved in it, whether they be soldiers or civilians. it is a monster that reaches deep inside every single person. it turns our lives upside down, and i thought it was a very apt quote. >> host: how many women served in the iraq war? >> guest: about 200,000, actually over two hundred thousand. >> host: