Doppelganger was positively received by critics.
Kirkus Reviews described the prose as being "tight and urgent, almost breathless" and praised Klein's blend of
cultural criticism and biographical research into Wolf's life.
The New Republic published a positive review, describing the story of Klein and Wolf's mistaken identities as being riveting and praising the book for explaining "how so many people have...broken with conventional left-right political affiliations and shared understandings of reality". The
Evening Standard was also positive, saying that Klein wrote with lucidity and noting that the book was much more personal than Klein's earlier work. The
Los Angeles Times praised the book for tying its disparate concepts together, describing it as "both timely and timeless".
The New York Times Michelle Goldberg wrote that no text "better captures the berserk period we're living through", while
Katie Roiphe positively described Klein's hopeful tone. The
Irish Independent praised the book for its personal moments but criticized its breadth, writing that "the scope is so wide-ranging that, at times, the reader can wonder how everything is linked."
The Washington Post criticized the book's argument that leftists ought to reconsider their approaches to conflict, language, and
identity politics, writing that "it's the only argument in the book not bolstered by specifics". On June 13, 2024,
Doppelganger won Klein the inaugural
Women's Prize for Non-Fiction. == References ==