A city held to ransom. A brave few determined to fight. A race against time.Spring 1868, and the population of Boston is being terrorised by a series of mysterious attacks: first a magnetic storm causes ships in the harbour to collide in flames, then in another bizarre catastrophe every piece of glass in the financial district spontaneously melts - clocks, windows, eyeglasses. The city's fate relies on four young students: Civil War veteran Marcus Mansfield, brash Bob Richards, meticulous Edwin Hoyt and the eccentric but brilliant Ellen Swallow. Together, they are The Technologists. In a climate of rising hysteria, these four courageous individuals must unite against the forces of darkness to uncover the mastermind before he can stage his greatest outrage.

Spring 1868, and the population of Boston is being terrorised by a series of mysterious attacks: first a magnetic storm causes ships in the harbour to collide in flames, then in another bizarre catastrophe every piece of glass in the financial district spontaneously melts - clocks, windows, eyeglasses. The city's fate relies on four young students: Civil War veteran Marcus Mansfield, brash Bob Richards, meticulous Edwin Hoyt and the eccentric but brilliant Ellen Swallow. Together, they are The Technologists. In a climate of rising hysteria, these four courageous individuals must unite against the forces of darkness to uncover the mastermind before he can stage his greatest outrage.
'An ingenious, sometimes terrifying, historical thriller' Independent
'Vivid?frightening? The Technologists is a marvel' Washington Post
'Pearl takes an unusual subject for a thriller and seamlessly weaves historical research and his own inventions into a satisfying story' Sunday Times