Otto in Real Americans: The Scientist-Patriarch Behind the Family's Genetic Legacy

Overview: The Architect of a Genetic Legacy in Real Americans

Otto Maier is the scientist-patriarch whose private collaboration with May Chen—Lily’s mother—sets the novel’s central mystery in motion. He appears in two distinct registers: as the ambitious young researcher who, in the 1970s, questions May’s loyalty to America and later co-develops a gene therapy that alters the lives of his own children and his grandson Nick; and as the aging patriarch of the wealthy Maier family, whose guarded conversations with Nick in the 2020s finally expose the family’s hidden history. Otto is not merely a background figure; he is the hinge between the novel’s scientific ambition and its emotional fallout. His decisions—made with the best of intentions, as he insists—reverberate across three generations, shaping Nick’s very existence and the moral questions the novel asks about choosing a child’s traits.

Plot Role: From Young Scientist to Family Patriarch

Otto’s role unfolds in two timelines. In the 1970s, he is the youngest member of the institute that sponsors May and Charles Chen’s immigration to America. He is the one who directly challenges May’s loyalty to China, and he is impressed by her rapid English improvement—a moment that marks the beginning of their professional and personal alliance. After May discovers imprinting factors that can suppress parental genes, she and Otto secretly develop a gene therapy using modified simian polio virus. They administer it to their own children: Otto’s son Thomas and May’s daughter Lily. When Lily later struggles to conceive, Otto and May use IVF and germline editing to create Nick, deliberately emphasizing his father Matthew’s genes.

In the later timeline, Otto is the elderly patriarch of the Maier family, living in the Hamptons estate. He is present during Lily’s first visit to the family’s Fourth of July celebration, where he engages Lily in a private conversation about dreams. He later becomes the key figure in Nick’s search for identity: on the last morning of a family visit, Otto stays behind to explain the gene therapy he developed, telling Nick, “We had the best of intentions” and that the results were “beyond our wildest dreams.” This revelation propels Nick’s subsequent decisions—his refusal to merge his company with Matthew’s, his request that Matthew dissolve the company, and his eventual return to care for May. Otto’s death, reported by Matthew in a later chapter, occurs offstage but marks the end of the patriarch’s influence.

Motivations and Traits: The Desire to Control Outcomes

Otto’s primary motivation is a conviction that science can improve lives by eliminating inherited suffering. He tells Nick that he and May wanted to “eliminate genetic disease passed down by one parent” and ensure “healthy lives for those who were doomed to unhealthy ones.” This belief is rooted in personal tragedy: his wife Naomi died by suicide, and he worries that his children might inherit her sadness. He confides to May after Naomi’s death, “My children could live perfectly happy lives. Or—and. They could want to die, like she did.” This fear drives him to intervene in his children’s biology, believing he can prevent a similar fate.

Otto’s traits emerge through his actions. He is persuasive and charismatic, able to win May’s trust despite their different backgrounds. He is also secretive, keeping the therapy hidden from his own family and from Lily until Nick confronts him. He is pragmatic, willing to make morally ambiguous choices for what he sees as a greater good. Yet he is not cold: he shows genuine kindness to May, assuring her she will be a good mother, and he expresses regret when he speaks of Thomas’s death. The novel presents Otto as a man who believes he is acting out of love, but whose methods—choosing for others—are ultimately questioned by May herself, who later concludes, “It was a mistake to choose for someone else.”

Chronological Arc: From Idealism to Reckoning

Otto’s arc spans decades. In the 1970s, he is a young scientist eager to push the boundaries of genetics. He befriends May, shares her left-handedness, and works alongside her in the lab. After Naomi’s death, his grief hardens into a resolve to protect his children from inherited mental illness. He and May secretly treat Lily and Thomas, but Thomas dies by suicide at nineteen—a failure that haunts Otto. When Lily and Matthew marry, Otto sees a second chance: he and May use germline editing to create Nick, emphasizing Matthew’s genes. This succeeds beyond expectations, as Nick physically resembles the Maier men.

In the 2020s, Otto is an elderly patriarch who has kept the secret for decades. He finally reveals it to Nick, hoping to justify his actions. He frames the therapy as a success, but the revelation forces Nick to confront the ethical implications. Otto’s death shortly afterward leaves Nick to grapple with the legacy alone. The arc shows a man who starts with idealistic ambition, suffers a personal loss, doubles down on his methods, and ends with a confession that raises more questions than it answers.

Relationships: The Hidden Partnership with May and the Distance from His Son

Otto’s most significant relationship is with May Chen. Their partnership is professional and personal, marked by a familiarity that Lily later finds unsettling. In a scene overheard through a baby monitor, Otto and May argue about hiring a night nurse, and May says, “You’ve already done enough, don’t you think? He’s her baby, not yours.” Their dialogue suggests a shared history that goes beyond mere colleagues. Lily’s father, when asked about Otto, says, “Otto is the same. They’re both the same,” implying a moral equivalence between Otto and May. The novel leaves their exact relationship ambiguous, but it is clear they are co-conspirators in the genetic intervention.

With his son Matthew, Otto is distant. Matthew changed his last name from Maier to Allen, a fact he keeps secret from Lily, suggesting a desire to distance himself from his family. Otto pressures Matthew to take over the family foundation, but Matthew resists. In the later timeline, Otto favors Nick over his other grandson Samuel, privately criticizing Samuel while praising Nick. This favoritism reflects Otto’s investment in Nick as the proof of his scientific success. Otto’s relationship with his deceased son Thomas is marked by grief; he tells Nick that if the therapy had worked as intended, “Perhaps Thomas would still be alive.”

Key Decisions and Consequences

Otto’s decisions drive the novel’s central conflict. First, he chooses to develop and administer the gene therapy to his own children without their knowledge. This decision leads to Thomas’s death and to Lily’s lifelong estrangement from her mother, as May’s involvement in the therapy is later discovered. Second, he chooses to use germline editing to create Nick, emphasizing Matthew’s genes. This decision gives Nick his physical resemblance to the Maier family but also burdens him with a secret identity. Third, he chooses to reveal the truth to Nick in the Hamptons, a confession that empowers Nick to make his own choices—refusing the merger with Matthew and asking Matthew to dissolve the company. The consequences are mixed: Nick gains a sense of purpose, but the revelation also deepens the family’s fractures. Otto’s final decision, to die without fully reconciling with his family, leaves the legacy unresolved.

Theme and Symbol Connections

Otto embodies the novel’s exploration of genetic engineering and the ethics of choosing a child’s traits. His belief that he can “change outcomes” reflects the theme of genetic engineering and the ethics of choosing a child's traits. He also represents the burden of family secrets and the burden of hidden truths, as his hidden collaboration with May shapes the lives of Lily and Nick. Otto’s desire to control time—to prevent future suffering—connects to the theme of time, memory, and the desire to control time. His wealth and privilege contrast with May’s immigrant experience, touching on immigrant identity and assimilation. Finally, Otto’s role as a patriarch who chooses for his descendants speaks to the search for identity and belonging across generations.

Questions and Answers

1. Why does Otto develop the gene therapy, and what does he hope to achieve?

Otto develops the therapy to eliminate inherited genetic diseases, particularly those that might cause mental illness. After his wife Naomi’s suicide, he fears his children could inherit her sadness. He tells Nick that he and May wanted to “ensure healthy lives for those who were doomed to unhealthy ones.” His hope is to prevent suffering, but his methods involve choosing traits for others without their consent.

2. How does Otto’s relationship with May differ from his relationship with his own son Matthew?

Otto’s relationship with May is one of deep professional and personal intimacy, marked by shared secrets and a sense of partnership. They argue like a couple and collaborate on the therapy. With Matthew, Otto is more distant and controlling, pressuring him to take over the foundation and favoring Nick over Samuel. The contrast suggests that Otto’s emotional investment lies more in his scientific legacy than in his immediate family.

3. What does Otto reveal to Nick in the Hamptons, and why does he choose to reveal it then?

Otto reveals that he and May developed and administered the gene therapy to their children, and that Nick was conceived using germline editing to emphasize Matthew’s genes. He reveals it because Nick has stayed behind to ask directly, and Otto sees an opportunity to justify his actions. He frames it as a success, telling Nick, “You are living proof that we can change outcomes.”

4. How does Otto’s death affect Nick’s decisions in the later part of the novel?

Otto’s death, reported by Matthew, occurs before Nick’s final confrontation with his father. Nick has already learned the truth and has decided to refuse the merger with Matthew. Otto’s death removes the patriarch’s influence, allowing Nick to act on his own moral compass. Nick later asks Matthew to dissolve the company, a request that Matthew fulfills, suggesting that Otto’s legacy is ultimately dismantled.

5. Is Otto a sympathetic character or a villain?

The novel presents Otto as neither fully sympathetic nor villainous. He acts out of love and a desire to prevent suffering, but his methods are ethically questionable—he chooses for others and keeps secrets that cause lasting harm. May herself later reflects that choosing for someone else was a mistake. Otto’s complexity lies in his genuine belief in his good intentions, even as his actions lead to tragedy and estrangement.

For a deeper look at how Otto’s choices shape the ending, see the ending explained page, or explore the questions and answers section for more discussion.