April Bestsellers
Hardcovers
1. Tiamat's Wrath by James S.A. Corey
2. A Memory Called Empire by Arkady Martine
3. The City in the Middle of the Night by Charlie Jane Anders
4.  The Book of M by Peng Shepherd
5. The Raven Tower by Ann Leckie
6. Here and Now and Then by Mike Chen
7. How Long 'Til Black Future Month? by N.K. Jemisin
8. Black Leopard, Red Wolf by Marlon James
9. In an Absent Dream by Seanan McGuire
10. Radicalized by Cory Doctorow

Trade Paperbacks
1. The Fifth Season by N.K. Jemisin
2. The Three-Body Problem by Liu Cixin, translated by Ken Liu
3. A People's Future of the United States edited by Victor LaValle and John Joseph Adams
4. All Systems Red by Martha Wells
5. Fault Lines edited by Margaret Lucke
6. The Power by Naomi Alderman
7. Blood Ink by Dana Fredsti
8. All the Birds in the Sky by Charlie Jane Anders
9. New Suns: Original Speculative Fiction by People of Color edited by Nisi Shawl
10. Obelisk Gate by N.K. Jemisin

Mass Market Paperbacks
1. Dune by Frank Herbert
2. Red Mars by Kim Stanley Robinson
3. Good Omens by Neil Gaiman and Terry Pratchett
4. Name of the Wind by Patrick Rothfuss
5. Spawn of Lilith by Dana Fredsti
6. Mistborn by Brandon Sanderson
7. Way of Kings by Brandon Sanderson
8. Who Fears Death? By Nnedi Okorafor
9. Old Man's War by John Scalzi
10. The Left Hand of Darkness by Ursula K. Le Guin
March Bestsellers
Hardcovers
1. Tiamat's Wrath by James S.A. Corey
2. The Raven Tower by Ann Leckie
3. The City in the Middle of the Night by Charlie Jane Anders
4.  In an Absent Dream by Seanan McGuire
5. Black Leopard, Red Wolf by Marlon James
6. How Long 'Til Black Future Month? by N.K. Jemisin
7. Binti: The Complete Trilogy by Nnedi Okorafor
8. Dragon Pearl by Yoon Ha Lee
9. The Priory of the Orange Tree by Samantha Shannon
10. A Memory Called Empire by Arkady Martine

Trade Paperbacks
1. The Fifth Season by N.K. Jemisin
2. A People's Future of the United States edited by Victor LaValle and John Joseph Adams
3. The Three-Body Problem by Liu Cixin, translated by Ken Liu
4. The Power by Naomi Alderman
5. New Suns: Original Speculative Fiction by People of Color edited by Nisi Shawl
6. Autonomous by Annalee Newitz
7. All Systems Red by Martha Wells
8. The Freeze-Frame Revolution by Peter Watts
9. Obelisk Gate by N.K. Jemisin
10. All the Birds in the Sky by Charlie Jane Anders

Mass Market Paperbacks
1. That Ain't Witchcraft by Seanan McGuire
2. Dune by Frank Herbert
3. The Left Hand of Darkness by Ursula K. Le Guin
4. Red Mars by Kim Stanley Robinson
5. Good Omens by Neil Gaiman and Terry Pratchett
6. Name of the Wind by Patrick Rothfuss
7. American Gods by Neil Gaiman
8. Mistborn by Brandon Sanderson
9. Old Man's War by John Scalzi
10. Way of Kings by Brandon Sanderson
February Bestsellers
Hardcovers
1. The City in the Middle of the Night by Charlie Jane Anders
2. Black Leopard, Red Wolf by Marlon James
3. The Raven Tower by Ann Leckie
4. How Long 'Til Black Future Month? by N.K. Jemisin
5. In an Absent Dream by Seanan McGuire
6. Dragon Pearl by Yoon Ha Lee
7. Kingdom of Copper by S.A. Chakraborty
8. Kingdom of Needle and Bone by Mira Grant
9. Binti: The Complete Trilogy by Nnedi Okorafor
10. Early Riser by Jasper Fforde

Trade Paperbacks
1. The Power by Naomi Alderman
2. The Fifth Season by N. K. Jemisin
3. The Stone Sky by N.K. Jemisin
4. Autonomous by Annalee Newitz
5. The Three-Body Problem by Liu Cixin, trans. by Ken Liu
6. The Obelisk Gate by N.K. Jemisin
7. Freeze-Frame Revolution by Peter Watts
8. All Systems Red by Martha Wells
9. All the Birds in the Sky by Charlie Jane Anders
10. A People's Future of the United States ed. by Victor LaValle and John Joseph Adams

Mass Market Paperbacks
1. Left Hand of Darkness by Ursula K. LeGuin
2. Dune by Frank Herbert
3. Name of the Wind by Patrick Rothfuss
4. Who Fears Death? by Nnedi Okorafor
5. Red Mars by Kim Stanley Robinson
6. Good Omens by Neil Gaiman and Terry Pratchett
7. American Gods by Neil Gaiman
8. The Long Sunset by Jack McDevitt
9. Burn Bright by Patricia Briggs
10. Collapsing Empire by John Scalzi