Isaac Asimov - Editorial: The Masquerade 6
Baird Searles - On Books 10
R. A. Wilson - Island Man 18
Martin Gardner - The Bagel Heads Home 58
Erwin S. Strauss - The SF Conventional Calendar 59
James Gunn - On the Robot Novels 60
John M. Ford - 1952 Monon Freightyard Blues 92
Tim Colley - Author, Author 109
Larry Niven & Isaac Asimov - On the Marching Morons 111
Sharon N. Farber - Son of Space Cases 119
F. Gwynplaine MacIntyre - Improbable Bestiary: The Chinese Dragons 124
John Stallings - Isolated Events 126
David R. Bunch - Headlines by the Dozens (Right in My Own Kitchen) 139
Eric G. Iverson & Elaine O’Byrne - Death in Vesunna 140
Letters 162
Index, 1980 171
Isaac Asimov - Editorial: Book Reviews 6
Sharon Webb - The Dust of Creeds Outworn 20
Martin Gardner - The Dance of the Jolly Green Digits 50
John M. Ford - On Opening Night at the Universe: A Personal Voyage to Carl Sagan’s Cosmos 52
Robert Frazier - Haiku for the Space Telescope 58
Grendel Briarton - Through Time and Space with Ferdinand Feghoot: !X! 59
Reginald Bretnor - These Stones Will Remember 60
Isaac Asimov - The Limerick Contest: Results 89
Freff - Snowflake 90
Jeff Duntemann - Silicon Psalm 99
F. Gwynplaine MacIntyre - Improbable Bestiary: The Bug-Eyed Monster 108
Rand B. Lee - Full Fathom Five My Father Lies 110
D. C. Lewis - UFO Sightings 127
F. M. Busby - Balancing Act 128
Somtow Sucharitkul - The Rainbow King 136
Isaac Asimov - Editorial: Science Fiction Poetry 6
Melisa Michaels - I Have a Winter Reason 22
Hope Athearn - Spinsters of Earth 34
Martin Gardner - Chess by Ray and Smull 35
Bill Warren - On Near-Future SF Films 37
R. A. Lafferty - New People 54
Beverly Grant - UFOs Take Note 67
Shawna McCarthy - Artist Profile: Wayne D. Barlowe 68
Sydney J. Van Scyoc - Bluewater Dreams 72
Sharon Webb - Sand 88
Jack Gaughan - The Wind from the Seven Suns 91
Darrell Schweitzer - On Science Fiction Writing Workshops 101
Ted Reynolds - Through All Your Houses Wandering 109
Isaac Asimov - Editorial: Drawing the Line 6
Roger Zelazny - Unicorn Variation 20
Martin Gardner - The Polybugs of Titan 45
Peggy J. Noonan - Unseen Connections 46
James Gunn - The Stuff Itself 48
Rick Raphael - False Scent 80
J. O. Jeppson - The Hotter Flash 83
Barbara S. Ryden - An Ode to Pan-Galactic Spaceways, Inc. 94
F. Gwynplaine MacIntyre - Improbable Bestiary: The Unicorn 95
Gary Alexander - Graffiti 97
Ted Reynolds - Instead of a Story 105
Sharon Webb - Twitch on the Bull Run 109
Stefan T. Possony & Jerry Pournelle - Space and the Longevity of Man 119
Barry B. Longyear - The House of If 130
Isaac Asimov - Editorial: Science Fiction Anthologies 6
Charles N. Brown - On Books: The Best of 1980 11
John M. Ford - And-On Some Games 15
J. P. Boyd - Moonbow 18
James Randi - School Days 37
Martin Gardner - Cracker's Parallel World 38
Robert Silverberg - The Regulars 40
Grendel Briarton - Through Time & Space with Ferdinand Feghoot X! 51
Avram Davidson - Adventures in Unhistory: Who Fired The Phoenix? 52
Scott Elliot Marbach - Other Wells, Other Saints 78
Hope Athearn - The Malice of Machines 95
Simon LaBelle - The Return of the Cousins of the Dune Preacher's Mistress 96
Sharon Webb - Bridges 100
Mack Reynolds - Close Encounter 109
F. Gwynplaine Macintyre - Improbable Bestiary: The Beast in the Loch 118
Warren Salomon - Time and Punishment 120
Isaac Asimove - Editorial: What's a Galaxy? 6
Barry B. Longyear - The Portrait of Baron Negay 20
Martin Gardner - Titan's Loch Meth Monster 45
Milton A. Rothman - Equilibrium, Stability & All That 46
Gene Wolf - The Woman the Unicorn Loved 70
Elizabeth Mitchell - Artist profile: Frank Borth 88
Sharon Webb - Bitch on the Bull Run 93
Steve Rasnic Tem - Directions for Killing the Automated House 102
F. Gwynplaine Macintyre - Improbable Bestiary: The Yeti 103
Leigh Kennedy - Speaking10 to Others2; Speaking3 to others20 104
Don Anderson - Pavlov’s Cat 119
Ted Reynolds - Trial Sample 120
Sharon Farber - When the Old Man Waves the Banner 135
Sharon Farber, Susanna Jacobson, James Killus - Son of ETAOIN SHRDLU: More Adventures in Type and Space 141
Steven Gould - Wind Instrument 144
Isaac Asimov - Editorial: Our Own Galaxy 6
Gregory Benford - Exposures 20
Martin Gardner - The Jinn from Hyperspace 35
Tony Richards - The Lions of Tulath 40
Avram Davidson - Adventures in Unhistory: An Abundance of Dragons 58
Lowell Kent Smith - The Sneeze 89
Penny Tegen - Chariots 103
F. Gwynplaine MacIntyre - Coming Soon to a Theater Near You 103
Elizabeth Anne Hull & Frederik Pohl - Author Plus 104
J. O. Jeppson - A Million Shades of Green 106
Grendel Briarton - Through Time and Space with Ferdinand Feghoot: X!! 125
Sharon Webb - Earthchild Rising 126
Isaac Asimov - Editorial: The Influence of Science Fiction 5
Mildred Downey Broxon - Sea Changeling 18
Barry B. Longyear & Wang 5-1 - Basic Genesis: Wanging It 42
Jerry Pournelle & Ezekial - Basic Genesis: I Think I Started Something 52
Robert Frazier - Haiku for the Solar Sail 62
Martin Gardner - The Balls of Aleph-Null Inn 63
Robert Frazier - Haiku for Voyager 1 64
Steve Rasnic Tem - Interlude in a Laboratory 65
Bob Shaw - Conversion 66
J. P. Boyd - Magic, the Sea, & Our Conference in Avernus 92
William E. Nilsen - Modern Pythagoras 101
Hank Simpson - Highest Honor 103
Joanne Mitchell - Away from It All 105
William E. Nilsen - Honest Approach by 79116 109
Somtow Sucharitkul - The Dust 110
F. Gwynplaine MacIntyre - Improbable Bestiary: The Genie in the Lamp 136
Dona Vaughn - Dinosaur Weather 138
Michael P. Kube-McDowell - Slac// 142
Isaac Asimov - Editorial: Taking a Stand 6
Ted Reynolds - What Mad Diversion 20
Martin Gardner - Scrambled Heads on Langwidere 47
Algis Budrys - Scanners Writhe in Pain 48
J. O. Jeppson - Consternation and Empire 54
Chuck Crayne - Commentary on “I Think I Started Something” 68
John Brunner - The Complaints Department 70
Coleman Brax - Tradeground Eyes 74
John Boardman - On the Years Without a Summer 96
S. Scott Matulis - Regarding a Workshop Assignment That Asked: If You Were Stranded on the Ice in the Middle of a Frozen Lake, How Would You Get Off Sans Either Friction or Resistance? 104
Craig C. Koscho - Bon Appetit 106
Peter Payack - Star Web 111
G. C. Edmundson - Written on Water 112
F. Gwynplaine MacIntyre - Improbable Bestiary: The Gremlin and the Glitch 128
Somtow Sucharitkul - Mallworld Graffiti 130
Isaac Asimov - Editorial: Magazine Covers 6
Alan Lankin - Science Fiction on the Dial 18
John M. Ford - The Dark Companion 22
Ron Goulart - Ask Penny Jupiter 42
Martin Gardner - Antimagic at the Number Wall 57
John M. Ford - On the Continuing Adventure: The Fourth Sally 58
Keith Minnion - A Trail of Footprints 75
Robert Schadewald - If Continents Can Wander, Why Not Planets? 84
R. A. Lafferty - You Can’t Go Back 96
Tony Sarowitz - Bringing the Chairman to Order 113
Sharon Webb - Reliquary for an Old Soul 118
Steven Edward McDonald - Watch This Space 129
F. Gwynplaine MacIntyre - Improbable Bestiary: The Clone 132
Larry Niven - Limits 134
James Tiptree, Jr. - Lirios: A Tale of the Quintana Roo 140
Isaac Asimov - Editorial: The New York Times Laughs Again 6
Ian Watson - The Artistic Touch 22
Martin Gardner - Parallel Pasts 30
Beverly Grant - Fashion Plait 31
Bernard Carr & Tony Rothman - On Coincidences in Nature and the Hunt for the Anthropic Principle 32
Jon P. Ogden - I Ain’t Too Dumb to Care 47
Scott Sanders - The Anatomy Lesson 48
John M. Ford - Intersections 54
Avram Davidson - Adventures in Unhistory: The Theft of the Mulberry Tree 88
James Gunn - The North Wind 106
F. Gwynplaine MacIntyre - Improbable Bestiary: The Missing Link 122
Sharon Webb - Our Man in Vulnerable 123
F. M. Busby - Backup System 126
Charles J. Holst - Infinite Miss 136
Somtow Sucharitkul - The Dark Side of Mallworld 138
Isaac Asimov - Editorial: Watch Out! 6
Kate Wilhelm - With Thimbles, with Forks and Hope 20
Martin Gardner - Luke Warm at Forty Below 66
John M. Ford - Waiting for the Morning Bird 68
Reg Bretnor - Without (General) Issue 80
Alan Dean Foster - The Dark Light Girl 86
F. Gwynplaine MacIntyre - Improbable Bestiary: The Martian 102
D. D. Storm - Mud/Aurora 104
David Brin - The Loom of Thessaly 124
Isaac Asimov - Editorial: What Writers Go Through 6
J. O. Jeppson - The Time-Warp Trauma 24
Martin Gardner - The Gongs of Ganymede 38
Avram Davidson - Adventures in Unhistory: The Secret of Hyperborea 40
Valdis Augstkalns - The Santa Clone Interview 63
Lee Killough - The Jarabon 68
F. Gwynplaine MacIntyre - Improbable Bestiary: The Thing in the Jar 88
F. M. Busby - Wrong Number 90
P. J. MacQuarrie - Packing Up 104
Brian Aldiss - End Game 118
Robert Silverberg - A Thief in Ni-moya 120