Deacfreak07
Ain't played nobody, PAWL!
My bad on Adams...rushed to correlate two lists.
Card wrote Enders Game. One of the most widely read recently written sci fi books. That may or may not put him up there is your book, but it did in the mind of those who compiled the list I was working from.http://listverse.com/2008/03/03/top-10-most-influential-science-fiction-writers/
His middle name is Scott not Robert.