In a Cambridge historian is found dead floating down the river Cam a glass prism in her hand after researching a book about a series of suspicious circumstances surrounding Newtons appointment as a Fellow of Trinity College Cambridge in That year two Fellows died by falling down staircases apparently drunk another died in a field apparently drunk and a fourth was expelled having gone madleaving vacancies for new appointments and paving the way for Newtons extraordinary scientific discoveries When Lydia Brooke at the request of her ex-lover the historians son steps in to finish the book strange shows of light begin to play on the walls and papers disappear only to reappear elsewhere And when events escalate to murder and Lydias rekindled romance appears increasingly implicated in the danger the present becomes entangled with the seventeenth century with Isaac Newton at the center of the mysteryFilled with evocative descriptions of Cambridge past and present of seventeenth-century glassmaking alchemy the Great Plague and Newtons scientific innovations Ghostwalk centers on a real historical mystery that Rebecca Stott has uncovered involving Newtons alchemy A riveting literary thriller Ghostwalk is a rare debut that will change the way most of us think about scientific innovation our perception of time and the force of history.