I'm Not Telling

by Jenny Han

Han captures that same electric moment when a group of teenagers suddenly becomes aware of each other in new ways, and like Thesman, she builds her story around the specific geography of a place—in this case, a beach house—where friendships are tested and reformed. The arrival of unexpected complications mirrors how that extra party guest in I'm Not Telling shifts the entire emotional landscape.

by Mari Lu Robbins

This 1967 gem has that same quality of ordinary kids stumbling into something that forces them to see each other—and themselves—differently. Konigsburg's dialogue crackles with the kind of authentic teenage voice Thesman uses, and both books are really about how circumstances can bind strangers into something that feels like family.

by Nina LaCour

LaCour writes about the quiet, complicated ways friendships matter—particularly when characters are carrying secrets. Like Thesman's work, there's an emotional restraint here; the big revelations aren't melodramatic, they're intimate. The title itself echoes that same ambiguous reassurance of I'm Not Telling.

by George MacDonald

This is your surprise pick—a fantasy novel, yes, but one that's fundamentally about an outsider navigating a complex social world and slowly building genuine connections with people who initially seem unknowable. Addison's focus on how people actually talk to each other and form bonds mirrors Thesman's gift for dialogue and relationship-building, just transplanted to a court full of goblins instead of a birthday party.

by E. Lockhart

Lockhart writes about the moment when a girl realizes the social world she thought she understood is far more complex and exclusionary than she'd imagined—and how she responds to that knowledge. Like Thesman, there's real bite here beneath the surface charm; the arrival of uncomfortable truths reshapes everything the protagonist thought she knew about her friends.