Ali Hazelwood Books in Order

By the Ember team · Updated July 2026

Ali Hazelwood has written seven books since 2021. She started with STEM romances featuring women in science, from physicists to neuroscientists to engineers, and pivoted into paranormal romance with Bride in 2024. Her books are standalone, which means you can start anywhere.

Most readers start with The Love Hypothesis (the book that made her a BookTok phenomenon), Love on the Brain (enemies-to-lovers in a NASA lab), or Bride (vampire-werewolf arranged marriage). If you want sports romance, try Deep End.

Short answer

Ali Hazelwood has written seven books since 2021, starting with The Love Hypothesis. Most are STEM romances featuring neuroscientists, physicists, and engineers. Bride (2024) marks her pivot into paranormal romance. Read in publication order or start with The Love Hypothesis (academic romance), Bride (vampire romance), or Deep End (hockey romance).

Where to start with Ali Hazelwood books

If you want STEM romance with fake dating

The Love Hypothesis

Olive fake-dates her professor. The chemistry is immediate, the banter is sharp, and the science is surprisingly accurate. This is the book that made Ali Hazelwood a BookTok sensation.

If you want enemies-to-lovers in a NASA lab

Love on the Brain

Bee and Levi have history. Now they are co-leads on a Mars project. Forced proximity, workplace tension, and actual rocket science. The most emotionally intense of her STEM romances.

If you want paranormal romance with vampires and werewolves

Bride

Misery is a vampire. Lowe is a werewolf alpha. They marry to stop a war. Ali Hazelwood's pivot into paranormal is dark, steamy, and surprisingly tender.

If you want hockey romance with a marine biologist

Deep End

Liam is a hockey player rehabbing in the ocean. Scarlett is a marine biologist who needs his funding. Grumpy sunshine in salt water. Sports romance meets STEM.

If you want workplace age-gap romance

Not in Love

Rue does not believe in love. Eli is trying to buy her company. The power dynamic shifts, the spreadsheets get complicated, and the grumpy engineer might believe in love after all.

Ali Hazelwood books in publication order

Every book is standalone. Read them in any order.

1

The Love Hypothesis

Published 2021

Olive is a PhD student who needs a boyfriend for one night. She kisses Adam, the youngest professor in her department. He agrees to fake-date her, and the hypothesis about whether this is real becomes the experiment.

2

Love on the Brain

Published 2022

Bee is a neuroscientist who gets her dream NASA project, then discovers her co-lead is Levi, the man who broke her heart in grad school. Forced proximity in the lab, with actual rocket science and enemies-to-lovers tension.

3

Love, Theoretically

Published 2023

Elsie is a physicist who teaches at multiple schools to pay rent. She runs into Jack, her fake boyfriend from years ago, except he is not who she thought he was. Academic rivalry, secret identity, and the physics of second chances.

4

Check & Mate

Published 2023

Mallory quit competitive chess after a scandal. Years later, she beats the world champion in a bar game and gets pulled back into the circuit. The only young adult novel Ali Hazelwood has written. Chess prodigy romance.

5

Bride

Published 2024

Misery Lark is a vampire who agrees to marry Lowe, a werewolf alpha, to broker peace between their species. This is Ali Hazelwood's pivot into paranormal romance. Arranged marriage between vampires and werewolves.

6

Not in Love

Published 2024

Rue is a STEM professional who does not believe in love. Eli is a private equity investor trying to buy her company. Workplace tension, age gap, grumpy sunshine dynamics, and engineers who solve problems in spreadsheets.

7

Deep End

Published 2025

Scarlett is a marine biologist. Liam is a hockey player recovering from injury. He needs to rehab in the ocean. She needs funding for her research. Forced proximity in the water. Ali Hazelwood's first sports romance.

Read more about Ali Hazelwood

The STEMinist novellas

Three short contemporary romances featuring women in STEM. They share a universe but can be read in any order.

Under One Roof

Enemies-to-lovers roommates, STEM edition.

Stuck with You

Trapped in an elevator with your workplace nemesis.

Below Zero

Glaciologist meets ex-boyfriend on an Antarctica research mission.

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Frequently asked questions

What order should I read Ali Hazelwood books?

Ali Hazelwood has written seven books since 2021, starting with The Love Hypothesis. Most are STEM romances featuring neuroscientists, physicists, and engineers. Bride (2024) marks her pivot into paranormal romance. Read in publication order or start with The Love Hypothesis (academic romance), Bride (vampire romance), or Deep End (hockey romance).

Which Ali Hazelwood book should I read first?

Most readers start with The Love Hypothesis (fake-dating academic romance), Bride (paranormal arranged marriage between vampires and werewolves), or Deep End (hockey player meets marine biologist). The Love Hypothesis is her most popular STEM romance. Bride is the entry point for readers who want paranormal instead of contemporary.

Are Ali Hazelwood books connected?

No. Ali Hazelwood books are standalone novels. Characters from one book do not appear in others. The STEMinist novellas (Under One Roof, Stuck with You, Below Zero) share a universe but can be read independently. Bride is the start of a new paranormal series.

What is the STEMinist novella series?

The STEMinist novellas are three short contemporary romances featuring women in STEM fields: Under One Roof (enemies-to-lovers roommates), Stuck with You (trapped in an elevator), and Below Zero (Antarctica research trip). They share a universe and can be read in any order.

Is Ali Hazelwood still writing STEM romance?

Yes, but she is also writing paranormal romance now. Bride (2024) was her first paranormal novel, featuring vampires and werewolves. Not in Love (2024) and Deep End (2025) are both STEM romances. She is writing in both genres.

What is the heat level of Ali Hazelwood books?

Ali Hazelwood books are medium to high heat. The Love Hypothesis, Love on the Brain, and Love Theoretically have explicit sex scenes with emotional buildup. Bride has high heat with paranormal kink elements. Check & Mate is young adult and has no explicit content. Not in Love and Deep End are adult contemporary with medium-high heat.

Sources

Bibliography verified as of July 2026.

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