He turned a college book store into publishing behemoth, pioneering the bookstore-as-superstore and putting thousands of independents out of business before being overtaken by Amazon.He turned a college book store into publishing behemoth, pioneering the bookstore-as-superstore and putting thousands of independents out of business before being overtaken by Amazon. Riggio, Leonard, Deaths (Obituaries), Barnes & Noble Inc, Book Trade and Publishing, Books and Literature, Amazon.com Inc, Manhattan (NYC) Read More