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Roach once pushed her arm into a hole in the side of a living cow — a cannulated animal with a permanent porthole for studying digestion — and reported that she was in to the armpit and still could not reach the bottom. That is Gulp (2013), and it is a fair sample of the method: go to the lab, ask the question everybody wonders about and nobody asks, and write it down without flinching or sneering. Her explanation is that curiosity simply overpowers disgust. Eight books, all New York Times bestsellers, each a single unglamorous subject taken seriously: cadavers in Stiff (2003), the afterlife in Spook, sex in Bonk, the engineering of keeping people alive in orbit in Packing for Mars, the military body in Grunt, and wildlife that breaks human law in Fuzz. Her most recent, Replaceable You: Adventures in Human Anatomy (W. W. Norton, 16 September 2025, 288 pages), is about spare parts: noses sculpted from brass, hearts borrowed from pigs, organs grown from stem cells and 3D printers, and when a person decides a prosthetic would serve them better than the limb they have. It was an instant bestseller and a book of the year at Time, Scientific American, Smithsonian and Kirkus. The ten below are chosen on curiosity, and on nerve.
By Lisanne Swart · 10 authors · Popular science · Bodies, cadavers, curiosity · Eight bestsellers · Updated September 2026
Quick answer
If you love Mary Roach, the closest match is Ed Yong: the same reporting from the labs, aimed at animal senses and microbes rather than human bodies. Carl Zimmer is the more rigorous version and Bill Bryson the wider one. For the medicine, read Adam Kay, who is funnier and was actually the doctor, and Caitlin Doughty for the death material in Stiff. Berton Roueché was doing this in 1947. And Atul Gawande is the argument against her: the same bodies, no jokes, nowhere to hide.
10 authors like Mary Roach
Where to start if you loved Mary Roach
If you want the closest match, read Ed Yong.
An Immense World. The same lab visits, aimed at what other animals can detect.
If you loved Stiff, read Caitlin Doughty.
Smoke Gets in Your Eyes. The crematory, by the person who ran it.
If you want funnier and closer, read Adam Kay.
This Is Going to Hurt. Junior doctor diaries, hilarious until suddenly they are not.
If you want the ancestor, read Berton Roueché.
Eleven Blue Men. Medical mysteries at The New Yorker, from 1947 onward.
If you want the argument against her, read Atul Gawande.
Being Mortal. The same bodies, no jokes, and nowhere to hide.
If you want more non-fiction of this kind
My shelf has the rest.
Frequently asked questions about authors like Mary Roach
Who should I read if I love Mary Roach?
Ed Yong is the closest — the same reporting from the labs, pointed at animal senses and microbes. Carl Zimmer is the more rigorous version and Bill Bryson the wider one, with The Body covering much of her territory. Adam Kay is funnier and was the doctor, Caitlin Doughty is where to go after Stiff, and Siddhartha Mukherjee handles Replaceable You's subject as a physician. Randall Munroe shares the taste for the absurd question taken seriously, and Berton Roueché invented the form in the 1940s. Atul Gawande is the argument against the comic register.
What is Mary Roach's newest book?
Replaceable You: Adventures in Human Anatomy, published by W. W. Norton on 16 September 2025, 288 pages. It is about the long, improvised history of replacing body parts — noses sculpted from brass, skin borrowed from frogs, hearts from pigs, eye components made from jet canopy material — and about the current attempt to grow parts from stem cells and 3D printers. It was an instant New York Times bestseller and a book of the year at Time, Scientific American, Smithsonian, Kirkus and the Los Angeles Times.
Which Mary Roach book should I start with?
Stiff (2003), which is still the best and the one that built her readership: what happens to bodies donated to science, from anatomy labs to crash testing to composting, told with more warmth than that sounds. Packing for Mars (2010) is the funniest. Gulp (2013) is the one people quote at parties. Replaceable You (2025) is the most current and pairs well with anyone who has had a joint replaced. They are entirely standalone.
What order should I read Mary Roach's books in?
Any order at all — there is no sequence and no recurring cast. By subject: bodies and death are Stiff, Spook and Replaceable You; the working body is Bonk, Gulp and Grunt; and the outliers are Packing for Mars, on the unglamorous engineering of spaceflight, and Fuzz, on wildlife that breaks human law. Most readers start with Stiff and then follow whichever title makes them laugh in the shop.
Is Mary Roach a scientist?
No, and she is direct about it. She has described herself as a scientific outsider and as a gateway to science rather than an authority on it, and she has said she sometimes has to fake her way through conversations with experts. That is the position the books are written from: she asks the question a curious non-specialist would ask, including the embarrassing one, and the researcher answers. Her stated test for a subject is that it needs a little science, a little history, a little humour and something gross.
Are her books actually gross?
Sometimes, on purpose, and she is honest that this is part of the appeal. She has said her curiosity overpowers her disgust, and that the trick is to take the reader by the hand through something a little repellent rather than to shock them. Gulp and Stiff are the two most likely to make you put a fork down. Packing for Mars and Fuzz are the easiest to hand to a squeamish friend.
How long does she take to write a book?
Two to three years each, and she has said she often finishes one without knowing what the next will be. The reporting is the part she enjoys most, and her rule is that if it is not fun she does not include it, which she has cheerfully called self-indulgent. That accounts for the pace — eight books in twenty-two years — and for the fact that every chapter has a scene in it rather than a summary.
What should I read after Replaceable You?
Siddhartha Mukherjee's The Song of the Cell for the science underneath the transplants and engineered tissue, Adam Kay for the surgical ward from inside, and Atul Gawande's Being Mortal if the book left you thinking about what happens when the parts cannot be replaced. If you want more Roach rather than more subject, Grunt is the closest of her own books in tone.
Footnotes
- Replaceable You — W. W. Norton, publication details
- Replaceable You — Penguin Random House, description and review quotations
- Taking a big gulp into weird science — Kirkus Reviews interview with Mary Roach
- Mary Roach on being curious about the body — Stanford Medicine
- Mary Roach — Wikipedia, full bibliography
List last reviewed 9 September 2026.
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“My sense of curiosity overpowers my sense of disgust.”
— Mary Roach, interview with Kirkus Reviews, 2013.
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