Tehlor Kat Mejia is a bestselling and award winning author of young adult and middle grade fiction.

Their debut young adult novel, We Set the Dark on Fire, received six starred reviews, as well as the Oregon Spirit Book Award for debut fiction, and the Neukom Institute Literary Arts Award runner up honor for debut speculative fiction. It has been featured on Seventeen, Cosmopolitan, and O by Oprah Magazine's best books lists, and was a 2019 book of the year selection by Kirkus and School Library Journal. Its sequel, We Unleash the Merciless Storm, followed to continuing acclaim, while Miss Meteor (co-written with National Book Award Nominee Anna-Marie McLemore) was named to the American Library Association's 2021 Rainbow List, honoring outstanding contributions in LGBTQIA teen fiction.

Tehlor's debut middle grade novel, Paola Santiago and the River of Tears, was published by the Rick Riordan Presents imprint at Disney/Hyperion. It received four starred reviews, and was named Amazon's best book of 2020 in the 9-12 age range. It is currently in development at Disney as a television series to be produced by Eva Longoria.

Tehlor lives with their daughter, partner, and two small dogs in Oregon, where they grow heirloom corn and continue their quest to perfect the vegan tamale.