Below is a list of the guests from episodes that were first aired or last repeated in 2017. To listen, click on the episode title to go to that episode’s page.
| First Name Name | Discipline/Profession | Episode Title | Episode Date | Last Aired |
|---|---|---|---|---|
| Seth Abramovitch | Journalism/Technical Writing | Skeptic Check: How Low Can You Go? | 3/28/2016 | 6/25/2017 |
| David Alexander | Earth Sciences/Ecology/Climate Change | Winging It | 1/18/2016 | 4/2/2017 |
| Stephon Alexander | Physics | Musical Universe | 7/25/2016 | 8/21/2017 |
| Eddie Allison | Aeronautics/Space | DIY Spaceflight | 1/30/2017 | 1/22/2018 |
| Adam Alter | Psychology | Your Brain’s Reins | 4/10/2017 | 5/21/2018 |
| Walter Alvarez | Geology | Geology is Destiny | 1/16/2017 | 1/15/2018 |
| Jonathan Amos | Journalism/Technical Writing | Spacecraft Elegy | 4/24/2017 | 4/24/2017 |
| Anil Ananthaswamy | Journalism/Technical Writing | Thinking About Thinking | 11/9/2015 | 2/20/2017 |
| David Andrews | Author | Time Travel Agents | 10/17/2016 | 11/27/2017 |
| Jennifer Anne | Biology | DIY Diagnosis | 8/29/2016 | 12/25/2017 |
| Asmud Asdal | Biology | On Thin Ice | 8/13/2017 | 7/16/2018 |
| John Barentine | Astronomy | The Light Stuff | 8/24/2015 | 1/2/2017 |
| David Baron | Author | Eclipsing All Other Shows | 7/17/2017 | 7/17/2017 |
| Robert Bartholomew | Sociology | Skeptic Check: Nibiru (Again!) | 11/13/2017 | 11/13/2017 |
| Alvaro Bedoya | Law | No Face to Hide | 8/21/2015 | 1/9/2017 |
| Joshua Benoit | Biology | With All Our Mites | 2/15/2016 | 12/11/2017 |
| Emma Bentley | Other | Time Travel Agents | 10/17/2016 | 11/27/2017 |
| Emma Bentley | Other | Born Legacy | 3/20/2017 | 9/4/2017 |
| Matt Bertone | Biology | With All Our Mites | 2/15/2016 | 12/11/2017 |
| Paul Bogard | Humanities | What Goes Around | 7/24/2017 | 7/9/2018 |
| Michael Brown | Astronomy | 100% Invisible | 2/8/2016 | 5/15/2017 |
| Mike Brown | Geology | Shell on Earth | 3/27/2017 | 12/9/19 |
| Michael Brown | Astronomy | Skeptic Check: Nibiru (Again!) | 11/13/2017 | 11/13/2017 |
| Dean Buonomano | Neuroscience | Time on Your Side | 5/8/2017 | 5/28/2018 |
| John Carlin | Law | Angles of a Hack | 9/18/2017 | 9/10/2018 |
| Hilarie Cash | Industry | Your Brain’s Reins | 4/10/2017 | 5/21/2018 |
| Ranga-Ram Chary | Astronomy | Cosmic Conundra | 12/7/2015 | 3/6/2017 |
| James Cheshire | Geography | Rerouting… Rerouting | 12/18/17 | 11/5/18 |
| Kathryn Clancy | Anthropology | Wonder Women | 11/20/2017 | 10/1/2018 |
| James Cole | Neuroscience | Time on Your Side | 5/8/2017 | 5/28/2018 |
| Jacob Corn | Genetics/Genomics | Gene-y in a Bottle | 3/21/2016 | 6/5/2017 |
| Helen Czerski | Physics | What Have You Got to Move? | 3/13/2017 | 4/30/2018 |
| Paul Davies | Futurist | Skeptic Check: Aliens, the Evidence | 11/14/2016 | 9/25/2017 |
| Paul Davies | Futurist | DNA: Nature’s Hard Drive | 11/6/2017 | 9/17/2018 |
| Kevin Davis | Author | Your Brain’s Reins | 4/10/2017 | 5/21/2018 |
| Andrew Dent | Industry | It’s In Material | 10/2/2017 | 7/30/2018 |
| Edward Dolnick | Journalism/Technical Writing | Frogs’ Pants | 7/9/2017 | 7/2/2018 |
| Laurance Doyle | Astronomy | Skeptic Check: Rational Lampoon | 7/3/2017 | 10/28/2019 |
| John Dvorak | Earth Sciences/Ecology/Climate Change | Caught in a Traps | 5/30/2016 | 7/31/2017 |
| Marina Elliott | Anthropology | Going All to Species | 11/2/2015 | 2/13/2017 |
| Michael Engel | Biology | On Defense | 8/1/2016 | 10/9/2017 |
| Ian Ferguson | Engineering | The Light Stuff | 8/24/2015 | 1/2/2017 |
| Ed Finn | Education | Science Fiction | 5/16/2016 | 6/12/2017 |
| Andrew Fraknoi | Astronomy | Science Fiction | 5/16/2016 | 6/12/2017 |
| Andrew Fraknoi | Astronomy | Eclipsing All Other Shows | 7/17/2017 | 7/17/2017 |
| Antonia Franco | Education | Wonder Women | 11/20/2017 | 10/1/2018 |
| Julia Frankenstein | Neuroscience | Rerouting … Rerouting | 12/18/2017 | 11/5/2018 |
| Jay Gallentine | Author | Frogs’ Pants | 7/9/2017 | 7/2/2018 |
| Gordon Giesbrecht | Health/Medicine | Skeptic Check: How Low Can You Go? | 3/28/2016 | 6/25/2017 |
| Ken Givich | Biology | Air Apparent | 12/4/2017 | 12/4/2017 |
| Eugenia Gold | Health/Medicine | Geology is Destiny | 1/16/2017 | 1/15/2018 |
| Lee Goldman | Health/Medicine | Gene-y in a Bottle | 3/21/2016 | 6/5/2017 |
| Hank Greely | Law | Sex Post Facto | 9/19/2016 | 10/23/2017 |
| Hank Greely | Law | DNA: Nature’s Hard Drive | 11/6/2017 | 9/17/2018 |
| David Grinspoon | Astrobiology | Geology is Destiny | 1/16/2017 | 1/15/2018 |
| David Gross | Physics | Too Big to Prove | 10/16/2017 | 8/20/2018 |
| John Gruener | Aeronautics/Space | DIY Spaceflight | 1/30/2017 | 1/22/2018 |
| Madhulika Guhathakurta | Astrophysics | Eclipsing All Other Shows | 7/17/2017 | 7/17/2017 |
| Julian Guthrie | Journalism/Technical Writing | DIY Spaceflight | 1/30/2017 | 1/22/2018 |
| Richard Harris | Journalism/Technical Writing | Skeptic Check: Science Breaking Bad | 5/22/2017 | 12/10/12018 |
| John Hawks | Anthropology | Going All to Species | 11/2/2015 | 2/13/2017 |
| Tom Hedberg | Geography | Rerouting … Rerouting | 12/18/2017 | 11/5/2018 |
| Martin Hendry | Astronomy | The Light Stuff | 8/24/2015 | 1/2/2017 |
| Rachel Herz | Psychology | Air Apparent | 12/4/2017 | 12/4/2017 |
| Brian Hoffman | Health/Medicine | On Defense | 8/1/2016 | 10/9/2017 |
| Alexandra Horowitz | Biology | Air Apparent | 12/4/2017 | 12/4/2017 |
| Mark Howarth | Biology | It’s In Material | 10/2/2017 | 7/30/2018 |
| Annie Jacobsen | Journalism/Technical Writing | On Defense | 8/1/2016 | 10/9/2017 |
| Tom Jordan | Earth Sciences/Ecology/Climate Change | Caught in a Traps | 5/30/2016 | 7/31/2017 |
| Charlie Kaminsky | Aeronautics/Space | Born Legacy | 3/20/2017 | 9/4/2017 |
| Eugene Kapustin | Chemistry | What Goes Around | 7/24/2017 | 7/9/2018 |
| Katelynn Kazane | Genetics/Genomics | Gene-y in a Bottle | 3/21/2016 | 6/5/2017 |
| Sam Kean | Author | Air Apparent | 12/4/2017 | 12/4/2017 |
| Cristin Kearns | Health/Medicine | Skeptic Check: Not So Sweet | 2/27/2017 | 2/27/2017 |
| Phil Lapsley | Author | Plan of a Hack | 9/11/2017 | 9/3/2018 |
| Sean League | Aeronautics/Space | DIY Spaceflight | 1/30/2017 | 1/22/2018 |
| Michael Lemonick | Journalism/Technical Writing | 100% Invisible | 2/8/2016 | 5/15/2017 |
| Janna Levin | Physics | Musical Universe | 7/25/2016 | 8/21/2017 |
| Janna Levin | Physics | Too Big to Prove | 10/16/2017 | 8/20/2018 |
| Dave Levitan | Journalism/Technical Writing | Skeptic Check: Science Breaking Bad | 5/22/2017 | 12/10/2018 |
| Dietmar Lilienthal | Aeronautics/Space | Born Legacy | 3/20/2017 | 9/4/2017 |
| Dana Lis | Health/Medicine | Skeptic Check: Glutenous Maximus | 2/1/2016 | 4/16/2017 |
| Seth Lloyd | Engineering | Time Travel Agents | 10/17/2016 | 11/27/2017 |
| Seth Lloyd | Engineering | Quantum: Why We Want ‘Em | 2/6/2017 | 2/19/2018 |
| Rowan Lockwood | Biology | Shell on Earth | 3/27/2017 | 12/9/19 |
| Owen Maercks | Biology | Venom Diagram | 10/3/2016 | 10/30/2017 |
| Claire Maldarelli | Journalism/Technical Writing | Skeptic Check: Amelia Earhart | 1/23/2017 | 1/23/2017 |
| Brian Malow | Entertainment | Science Fiction | 5/16/2016 | 6/12/2017 |
| John Marzluff | Biology | Thinking About Thinking | 11/9/2015 | 2/20/2017 |
| Andrew Maynard | Sociology | Skeptic Check: Amelia Earhart | 1/23/2017 | 1/23/2017 |
| David McAllister | Aeronautics/Space | Born Legacy | 3/20/2017 | 9/4/2017 |
| Thomas McDade | Anthropology | With All Our Mites | 2/15/2016 | 12/11/2017 |
| Arthur McDonald | Astronomy | 100% Invisible | 2/8/2016 | 5/15/2017 |
| Johnjoe McFadden | Author | Quantum: Why We Want ‘Em | 2/6/2017 | 2/19/2018 |
| Christopher McKay | Planetary Science | Frogs’ Pants | 7/9/2017 | 7/2/2018 |
| Andrew McKenna | Aeronautics/Space | Skeptic Check: Amelia Earhart | 1/23/2017 | 1/23/2017 |
| Zeeya Merali | Journalism/Technical Writing | Born Legacy | 3/20/2017 | 9/4/2017 |
| Greg Milner | Journalism/Technical Writing | Rerouting … Rerouting | 12/18/2017 | 11/5/2018 |
| Mark Miodownik | Technology | It’s In Material | 10/2/2017 | 7/30/2018 |
| David Morrison | Planetary Science | Skeptic Check: Nibiru (Again!) | 11/13/2017 | 11/13/2017 |
| Oliver Morton | Journalism/Technical Writing | Angles of a Hack | 9/18/2017 | 9/10/2018 |
| RIchard Muller | Physics | Time Travel Agents | 10/17/2016 | 11/27/2017 |
| Amy Myrbo | Earth Sciences/Ecology/Climate Change | Rerouting … Rerouting | 12/18/2017 | 11/5/2018 |
| Clive Neal | Geology | The Crater Good | 2/29/2016 | 5/29/2017 |
| Jay Neitz | Health/Medicine | The Light Stuff | 8/24/2015 | 1/2/2017 |
| Dava Newman | Aeronautics/Space | It’s In Material | 10/2/2017 | 7/30/2018 |
| John Norberg | Journalism/Technical Writing | Skeptic Check: Amelia Earhart | 1/23/2017 | 1/23/2017 |
| James Oberg | Aeronautics/Space | The Crater Good | 2/29/2016 | 5/29/2017 |
| Paul Offit | Health/Medicine | Skeptic Check: Science Breaking Bad | 5/22/2017 | 12/10/2018 |
| Donald Olson | Physics | No Face to Hide | 8/21/2015 | 1/9/2017 |
| Naomi Oreskes | History | Skeptic Check: Not So Sweet | 2/27/2017 | 2/27/2017 |
| Cornelia Pabst | Astronomy | Born Legacy | 3/20/2017 | 9/4/2017 |
| Jay Pasachoff | Astronomy | Eclipsing All Other Shows | 7/17/2017 | 7/17/2017 |
| Mitesh Patel | Health/Medicine | Skeptic Check: Glutenous Maximus | 2/1/2016 | 4/16/2017 |
| Roland Pease | Journalism/Technical Writing | Elements Never Forget | 6/20/2016 | 8/28/2017 |
| Roland Pease | Journalism/Technical Writing | Too Big to Prove | 10/16/2017 | 8/20/2018 |
| Rosalind Picard | Computer Science | Perpetual Emotion Machine | 6/19/2017 | 6/18/2018 |
| Kara Platoni | Journalism/Technical Writing | Eve of Disruption | 2/22/2016 | 5/1/2017 |
| Kara Platoni | Journalism/Technical Writing | Angles of a Hack | 9/18/2017 | 9/10/2018 |
| John Priscu | Biology | On Thin Ice | 8/13/2017 | 7/16/2018 |
| Cassandra Quave | Biology | Venom Diagram | 10/3/2016 | 10/30/2017 |
| Margaret Race | Biology | The Crater Good | 2/29/2016 | 5/29/2017 |
| Ben Radford | Sociology | Skeptic Check: Aliens, the Evidence | 11/14/2016 | 9/25/2017 |
| Mike Rampino | Biology | Cosmic Conundra | 12/7/2015 | 3/6/2017 |
| Lisa Randall | Physics | 100% Invisible | 2/8/2016 | 5/15/2017 |
| Wahltyn Rattray | Astronomy | Hawkingravity | 4/2/2018 | 4/2/2018 |
| Michael Raymer | Physics | Quantum: Why We Want ‘Em | 2/6/2017 | 2/19/2018 |
| Pradeep Reddy | Health/Medicine | Time on Your Side | 5/8/2017 | 5/28/2018 |
| Felix Reimann | Art | Born Legacy | 3/20/2017 | 9/4/2017 |
| Mark Richards | Planetary Science | Caught in a Traps | 5/30/2016 | 7/31/2017 |
| Eric Rignot | Earth Sciences/Ecology/Climate Change | On Thin Ice | 8/13/2017 | 7/16/2018 |
| Mary Roach | Author | On Defense | 8/1/2016 | 10/9/2017 |
| Alec Ross | Technology | Eve of Disruption | 2/22/2016 | 5/1/2017 |
| Huub Rottgering | Astronomy | Born Legacy | 3/20/2017 | 9/4/2017 |
| Michael Ruhlman | Author | Skeptic Check: Glutenous Maximus | 2/1/2016 | 4/16/2017 |
| Angela Saini | Journalism/Technical Writing | Wonder Women | 11/20/2017 | 10/1/2018 |
| Robert Sapolsky | Neuroscience | Perpetual Emotion Machine | 6/19/2017 | 6/18/2018 |
| Robert Sapolsky | Neuroscience | Skeptic Check: Rational Lampoon | 7/3/2017 | 10/28/2019 |
| Adam Savage | Entertainment | Skeptic Check: Busting Myths with Adam Savage | 5/23/2016 | 8/7/2017 |
| Marios Savvides | Computer Science | No Face to Hide | 8/21/2015 | 1/9/2017 |
| Menno Schilthuizen | Biology | Sex Post Facto | 9/19/2016 | 10/23/2017 |
| Justin Schmidt | Biology | Venom Diagram | 10/3/2016 | 10/30/2017 |
| Etienne Schneider | Economics | What Goes Around | 7/24/2017 | 7/9/2018 |
| Idan Segev | Neuroscience | Thinking About Thinking | 11/9/2015 | 2/20/2017 |
| Anita Sengupta | Engineering | What Have You Got to Move? | 3/13/2017 | 4/30/2018 |
| Yin Shen | Neuroscience | DNA: Nature’s Hard Drive | 11/6/2017 | 9/17/2018 |
| Margot Lee Shetterly | Author | DIY Spaceflight | 1/30/2017 | 1/22/2018 |
| Takanori Shibata | Aeronautics/Space | DIY Spaceflight | 1/30/2017 | 1/22/2018 |
| Grant Shoffstall | Sociology | Skeptic Check: How Low Can You Go? | 3/28/2016 | 6/25/2017 |
| Mark Showalter | Planetary Science | Cosmic Conundra | 12/7/2015 | 3/6/2017 |
| Mark Showalter | Planetary Science | Spacecraft Elegy | 4/24/2017 | 4/24/2017 |
| Peter Simpson-Young | Neuroscience | DIY Diagnosis | 8/29/2016 | 12/25/2017 |
| Sanjiv Singh | Robotics/IA | Winging It | 1/18/2016 | 4/2/2017 |
| Beth Skwarecki | Journalism/Technical Writing | Skeptic Check: Glutenous Maximus | 2/1/2016 | 4/16/2017 |
| Steven Sloman | Psychology | Skeptic Check: Rational Lampoon | 7/3/2017 | 10/28/2019 |
| Bruce Sterling | Author | Science Fiction | 5/16/2016 | 6/12/2017 |
| Sam Sternberg | Biology | DNA: Nature’s Hard Drive | 11/6/2017 | 9/17/2018 |
| Nicole Stott | Aeronautics/Space | It’s In Material | 10/2/2017 | 7/30/2018 |
| Mark Stoyer | Chemistry | Elements Never Forget | 6/20/2016 | 8/28/2017 |
| Tom Szaky | Industry | What Goes Around | 7/24/2017 | 7/9/2018 |
| Al Tanner | Biology | Shell on Earth | 3/27/2017 | 12/9/19 |
| Jill Tarter | Astronomy | Skeptic Check: Aliens, the Evidence | 11/14/2016 | 9/25/2017 |
| Jill Tarter | Astronomy | Wonder Women | 11/20/2017 | 10/1/2018 |
| Gary Taubes | Journalism/Technical Writing | Skeptic Check: Not So Sweet | 2/27/2017 | 2/27/2017 |
| Matt Tiscareno | Planetary Science | Spacecraft Elegy | 4/24/2017 | 4/24/2017 |
| Michelle Trautwein | Biology | With All Our Mites | 2/15/2016 | 12/11/2017 |
| Merlin Tuttle | Earth Sciences/Ecology/Climate Change | Winging It | 1/18/2016 | 4/2/2017 |
| Oliver Uberti | Art | Rerouting … Rerouting | 12/18/2017 | 11/5/2018 |
| Ashwin Vasavada | Aeronautics/Space | Spacecraft Elegy | 4/24/2017 | 4/24/2017 |
| Nick Veronico | Aeronautics/Space | Born Legacy | 3/20/2017 | 9/4/2017 |
| Inna Vishik | Physics | Elements Never Forget | 6/20/2016 | 8/28/2017 |
| Peter Vishton | Psychology | Your Brain’s Reins | 4/10/2017 | 5/21/2018 |
| Peter Wadhams | Earth Sciences/Ecology/Climate Change | On Thin Ice | 8/13/2017 | 7/16/2018 |
| Carl Ward | Anthropology | Going All to Species | 11/2/2015 | 2/13/2017 |
| Duncan Wass | Chemistry | Winging It | 1/18/2016 | 4/2/2017 |
| Matthew Webster | Evolutionary Sciences | Sex Post Facto | 9/19/2016 | 10/23/2017 |
| Eric Weiner | Author | Eve of Disruption | 2/22/2016 | 5/1/2017 |
| Jeff Welser | Computer Science | Thinking About Thinking | 11/9/2015 | 2/20/2017 |
| Anna Wexler | Neuroscience | DIY Diagnosis | 8/29/2016 | 12/25/2017 |
| Tim White | Anthropology | Going All to Species | 11/2/2015 | 2/13/2017 |
| Christie Wilcox | Author | Venom Diagram | 10/3/2016 | 10/30/2017 |
| Matt Wilkinson | Biology | What Have You Got to Move? | 3/13/2017 | 4/30/2018 |
| Simon “Pete” Worden | Aeronautics/Space | DIY Spaceflight | 1/30/2017 | 1/22/2018 |
| Simon “Pete” Worden | Aeronautics/Space | What Goes Around | 7/24/2017 | 7/9/2018 |
| Edward Young | Chemistry | The Crater Good | 2/29/2016 | 5/29/2017 |
| Joon Yun | Health/Medicine | Time on Your Side | 5/8/2017 | 5/28/2018 |
| Josiah Zayner | Biology | Gene-y in a Bottle | 3/21/2016 | 6/5/2017 |
| Carl Zimmer | Journalism/Technical Writing | DIY Diagnosis | 8/29/2016 | 12/25/2017 |
