While growing up in Peace River, Alberta, Trina Moyles heard many stories of Lookout Observers--strange, eccentric types who spent five-month summers alone, climbing 100-foot high towers and watching for signs of fire in the surrounding boreal forest. How could you isolate yourself for that long? she wondered. "I could never do it," she told herself.

Diana O’Toole is perfectly on track. She will be married by thirty, done having kids by thirty-five, and move out to the New York City suburbs, all while climbing the professional ladder in the cutthroat art auction world. She’s an associate specialist at Sotheby’s now, but her boss has hinted at a promotion if she can close a deal with a high-profile client. She’s not engaged just yet, but she knows her boyfriend, Finn, a surgical resident, is about to propose on their romantic getaway to the Galápagos - days before her thirtieth birthday. Right on time.

Canadian botanist, biochemist, and visionary Diana Beresford-Kroeger's startling insights into the hidden life of trees have already sparked a quiet revolution in how we understand our relationship to forests. Now, in a captivating account of how her life led her to these illuminating and crucial ideas, she shows us how forests can not only heal us but save the planet.

1920s England. Sarah Piper’s lonely, threadbare existence changes when her temporary agency sends her to assist an obsessed ghost hunter. Alistair Gellis—rich, handsome, and scarred by World War I—has been summoned to investigate the spirit of the nineteen-year-old maid Maddy Clare, who is said to haunt the barn where she committed suicide.

When we think of fungi, we likely think of mushrooms. But mushrooms are only fruiting bodies, analogous to apples on a tree. Most fungi live out of sight, yet make up a massively diverse kingdom of organisms that supports and sustains nearly all living systems. Fungi provide a key to understanding the planet on which we live, and the ways we think, feel, and behave.