The Informationist by Taylor Stevens (Crown, $23.00, 307 page, ISBN 978-0-307-71709-2) When I first picked up The Informationist, by Taylor Stevens, I did so because of the praise it was receiving from authors like Vince Flynn, Tess Gerritsen and Colin Harrison, among others, and I wasn’t disappointed.  They were all spot-on.  This debut novel features a heroine named Vanessa Munroe, known as “Michael.”  She deals in information, through her