McLEAN, VIRGINIA — Fifty or so fortunate fiction fans were treated to a once-in-a-lifetime experience when Fairfax Library Foundation hosted a V.I.P. meet-and-greet with bestselling author S. A. Cosby on February 21, at the McLean Community Center . The intimate, ticket-only fundraiser preceded Fairfax County Public Library ’s author talk and booksigning with Cosby at The Alden Theatre that afternoon. Cosby, a The New York Times bestselling author from southeastern Virgini