I remain indebted to my agent, Joshua Bilmes, for his ever-inspired suggestions and assistance, and to my editor, Anne Sowards, for her support and editing. Thanks also to Catherine Asaro, Robert Chase, J. G. “Huck” Huckenpohler, Simcha Kuritzky, Michael LaViolette, Aly Parsons, Bud Sparhawk, and Constance A. Warner, for their suggestions, comments, and recommendations. Thanks also to Charles Petit, for his suggestions about space engagements.