At her absolute lowest, Lulu Miller becomes obsessed with early president of Stanford and famed ichthyologist David Starr Jordan. This part-memoir-part-biography is a touching story about struggling with mental health and how we cope in the face of chaos. It's a scientific history lesson on how fish taxonomy influenced the imagined hierarchy of human genetics. It's also a murder mystery. And if you're wondering if fish exist, I promise your question will be answered (they definitely don't)!