416 pages | Paperback

INSTANTNEW YORK TIMESBESTSELLER

Writing duo and reigning romance queens Christina Lauren are back withThe Soulmate Equation, their most ambitious book to date. PopSugar

A sexy, science-filled, and surprising romance full of warmth and wit. Kirkus Reviews(starred review)

Chosen as a best pick byBustle,Marie Claire,Entertainment Weekly,E! Online,PopSugar, BuzzFeed,Goodreads,Country Living,The Pioneer Woman, Womans World,Bookish,Bookreporter,Frolic, and more!

TheNew York Timesbestselling author ofThe Unhoneymoonersreturns with a witty and effervescent novel about what happens when two people with everything on the line are thrown together by scienceor is it fate? Perfect for fans ofThe Rosie ProjectandOne Plus One.

Single mom Jess Davis is a data and statistics wizard, but no amount of number crunching can convince her to step back into the dating world. After all, her father was never around, her hard-partying mother disappeared when she was six, and her ex decided he wasnt father material before her daughter was even born. Jess holds her loved ones close but working constantly to stay afloat is hard…and lonely.

But then Jess hears about GeneticAlly, a buzzy new DNA-based matchmaking company thats predicted to change dating forever. Finding a soulmate through DNA? The reliability of numbers:ThisJess understands.

At least she thought she did, until her test shows an unheard-of 98 percent compatibility with another subject in the database: GeneticAllys founder, Dr. River Pea. This is one number she cant wrap her head around, because she already knows Dr. Pea. The stuck-up, stubborn man is without a doubtnother soulmate. But GeneticAlly has a proposition: Get to know him and well pay you. Jesswho is barely making ends meetis in no position to turn it down, despite her skepticism about the project and her dislike for River. As the pair are dragged from one event to the next as the Diamond pairing that could launch GeneticAllys valuation sky-high, Jess begins to realize that there might be more to the scientistand the science behind a soulmatethan she thought.

Laugh-out-loud, sweet, charming, and humorous (Library Journal, starred review),The Soulmate Equationproves that the delicate balance between fate and choice can never be calculated.