[4] Glaser was born in California to Chinese immigrant parents and grew up in Pasadena.

Glaser moved to New York City for college at Barnard,[5] where she met her husband.

"As I would walk with my kids and our dog past brownstones in our Harlem neighborhood, I would sometimes think of the cover of one of the All-of-a-Kind Family books, with all the kids spilling out the front door of a brownstone, and that's when I began thinking about the Vanderbeekers.

Houghton Mifflin Harcourt bought the manuscript and offered Glaser a contract for two standalone books, the latter of which was published in 2022 as A Duet for Home.

In 2022, Glaser published a standalone novel called A Duet for Home, a story about two preteens who live in a New York City homeless shelter.