PositiveThe AtlanticGuterl’s search, perhaps undertaken on behalf of his siblings, does not shy away from challenging their parents’ mission. That entails examining not just the failure of their experiment, but also the limits of their father’s ability to grasp why and how the \'endeavor begins to unravel\' ... The historian of the family, Guterl wants to convey his perspective on the tangled truth of what has happened to him and the people he loves ... Though at times I felt held at a bit of a distance—Guterl is a careful writer and has clearly tried to respect his relatives’ wishes regarding their privacy—he rarely tries to protect or exonerate himself ... For all that Guterl has learned by the time his sister confronts him, and for all that he has come to question about how they were raised, he, too, still needs to be disabused of some assumptions.