Chris Feliciano Arnold sold his debut, The Third Bank of the River: Life and Death in the 21st-Century Amazon, to P.J. Horoszko at Picador, who preempted world rights from Richard Florest of Rob Weisbach Creative Management. The book is a work of narrative nonfiction combining literary reportage, travel writing, and memoir. Arnold has contributed to Harper’s, the Atlantic, and the Los Angeles Times;