Slant Magazine by Sal Cinquemani

The stories, though personal for each subject, aren't just a voyeuristic peek at famous people's lives and ancestries, but a look inside the human heart.

Entertainment Weekly by Catherine Fuentes

It's refreshing and moving to see a celebrity on such a raw, human level--even if it reinforces the belief that famous folks are still cooler than us.

New York Daily News by David Hinckley

Who Do You Think You Are? still has an uneasy feeling at times, stemming from the fact it only traces the ancestry of celebrities. But if celebrities aren't the only important Americans, that doesn't mean interesting celebrity ancestors aren't important.

Deseret News by Scott D. Pierce

Not only are the stories engrossing in and of themselves, but they seem certain to spark interest in genealogy among viewers.

People Weekly by Tom Gliatto

None of these results will rock a viewer's world, but it's unexpectedly satisfying to see stars in a reality project that's more relatable than ballroom dancing or a temporary work detail for Donald Trump.

Chicago Sun-Times by Paige Wiser

It's a well-done project, but I do have some minor complaints.

Philadelphia Inquirer by Jonathan Storm

As fans of "Survivor" and "The Amazing Race" know, there are reality shows, and there are reality shows. Who Do You Think You Are? may not be up to those standards, but although it shares none of the game-show attributes of its new NBC cohorts, it's the clear winner.

Philadelphia Daily News by Ellen Gray

Besides, whatever its antecedents, NBC's Who Do You Think You Are? turns out to be pretty good TV. Even if it's maybe a bit slicker than it needs to be.

Variety by Brian Lowry

Sure, it's mildly intriguing to unearth details about your ancestors, but even allowing that the stars are being good sports here, their reactions often reflect off-putting degrees of self-absorption.