A literary tour de force from the acclaimed author of The Blessings-a riveting new novel about one of the most urgent crises of our time. One August afternoon, as single mother Maggie Daley prepares to send her only child off to college, their world is shattered by news of a mass shooting at the local mall in rural Maine. As reports and updates about the tragedy begin to roll in, Maggie, an English professor, is further stunned to learn that the gunman had been a student of hers. Nathan Dugan was an awkward, complicated young man whose quiet presence in her classroom had faded from her memory-but not, it seems, the memories of his classmates. When a viral blog post hints at the existence of a dark, violence-tinged essay Nathan had written during Maggie's freshman comp seminar, Maggie soon finds herself at the center of a heated national controversy. Could the overlooked essay have offered critical red flags that might have warned of, or even prevented, the...