WINNER of the 2018 Campbell Award for Best Novel A WALL STREET JOURNAL Best Science Fiction Book of 2017 In this science fiction thriller, brothers are pitted against each other as a pandemic threatens to destabilize world governments by exerting a subtle mind control over survivors. Neil Johns has just started his dream job as a code breaker in the NSA when his brother, Paul, a mycologist, goes missing on a trip to collect samples in the Amazon jungle...