5 • Reasons • [Editorial (Analog)] • essay by Stanley Schmidt12 • Anasazi (Part 1 of 2) • serial by Dean Ing63 • Quark Stars • [Science Fact (Analog)] • essay by Margaret L. Silbar69 • In Times to Come (Analog, July 1980) • [In Times to Come (Analog)] • essay by uncredited76 • The Dreamsender • novelette by Timothy Zahn83 • Biolog: Dean Ing • [Biolog] • essay by Jay Kay Klein99 • The Astounding Adventures of Isaac Intrepid: Probability Zero • shortfiction by Mike Resnick and Lou Tabakow100 • Two Views of the Movies: Star Trek: The Vindication • essay by G. Harry Stine102 • Two Views of the Movies: Out There • essay by Laurence M. Janifer110 • Gambler's War • shortstory by Eric Vinicoff and Marcia Martin126 • The Girl in the Attaché Case • shortstory by Gary Alan Ruse139 • AnaLog: A Calendar of Upcoming Events (Analog, July 1980) • [Upcoming Events] • essay by Anthony R. Lewis [as by Anthony Lewis ]142 • Toadstool Sinfonia • [Gerald Knave] • novelette by Laurence M. Janifer163 • You Can't Fool Mother Nature • [The Alternate View] • essay by G. Harry Stine166 • The Reference Library (Analog, July 1980) • [The Reference Library] • essay by Thomas A. Easton [as by Tom Easton ]172 • Review of the nonfiction work "The Life-Extension Revolution" by Saul Kent • essay by Thomas A. Easton [as by Tom Easton ]173 • Brass Tacks (Analog, July 1980) • [Brass Tacks] • essay by uncredited
