"The world of the Caspian Republic is drawn with precision worthy of Philip K. Dick and the plot, with its gripping twists and turns, is worthy of comparison with Le Carré at his best. Rarely does such an exciting and innovative new voice emerge, both refreshing the genre and reminding the reader of what made them fall in love with it in the first place." -- Jessica Traynor, essayist and poet

«“A gripping and intriguing debut.” -- Amelia Mellor, author of The Grandest Bookshop in the World»

"A propulsive science fiction thriller... richly imagined [and] expertly told." -- Kevin Power, author of Bad Day in Blackrock and White City

"Part spy thriller, part dark dystopian, When The Sparrow Falls is a complex examination of identity, technology, power, and control."

The Nerd Daily

"An impressive debut"

ParSec Magazine

"A witty, playfully philosophical exploration of what it means to be human in a digital age."

SFX

«“An original and gripping thriller.”»

The Guardian

"A gripping and unsettling work of science fiction."

SciFiNow

«“Mixes Cold War nostalgia with smart thinking about artificial intelligence and spiritual identity.” -- The Times Sci-Fi Book of the Month»

The Times

«“A complex, sometimes profound novel.” -- The FT»

The FT

"The fast-paced and engaging plot, and the extraordinarily interesting political dynamics of the setting make for one of the best debut novels of the year."

The Hugo Book Club Blog