Sierra is an LA native and alumna of Princeton University, where she graduated with honors in English won awards for essays, screenplays, and fiction.

She is an experienced tutor, having helped students of all ages with math, reading, academic essays, and college supplements. She comes from a family of devoted educators, including a grandmother who taught Home Economics and passed down a really good chocolate cream pie recipe. In her free time she loves playing volleyball, attending comedy shows, and cooking elaborate meals with way too many leftovers.