Explorers: SF Adventures to Far Horizons by Gardner Dozois, Poul Anderson, Stephen Baxter, Gregory Benford, Arthur C. Clarke, Hal Clement, Ursula K. Le Guin, Jack McDevitt, Greg Egan, H.B. Fyfe, R.A. Lafferty, Geoffrey A. Landis, Larry Niven, G. David Nordley, Edgar Pangborn, James H. Schmitz, Cordwainer Smith, Michael Swanwick, James Tiptree Jr., John Varley, Vernor Vinge, Roger Zelazny, Kim Stanley Robinson