Books by A.G. Riddle

Geneticist Kate Warner and counter-terrorism agent David Vale are working desperately against the clock to prevent a pandemic 70,000 years in the making. If this plague takes hold, it could change humanity forever...

Geneticist Kate Warner and counter-terrorism agent David Vale have prevented a fierce plague from wiping out humanity - but the struggle to survive is far from over.

After surviving one of the deadliest epidemics in history, Dr. Peyton Shaw has uncovered a global conspiracy that will change humanity forever. Book 2 in the new sci-fi thriller series.

The Atlantis Gene is a gripping science fiction novel, penned by the talented A.G. Riddle. Published in 2015 by Head of Zeus, the book has since captivated countless readers with its intriguing blend of mystery, adventure, and scientific speculation. The story delves into the mysteries of human evolution, taking readers on a thrilling journey that questions our very origins. The Atlantis Gene is more than just a book, it's an exploration into the unknown. It's a testament to Riddle's storytelling prowess and his ability to weave complex scientific concepts into a narrative that is both engaging and thought-provoking. If you're a fan of science fiction, or simply looking for a book that will leave you thinking long after you've turned the last page, The Atlantis Gene is a must-read. Published by Head of Zeus, this book is sure to be a valuable addition to any bookshelf.

After a mysterious global event known only as 'The Change', six strangers wake up in an underground research facility where they learn that they're part of the Extinction Trials ‿ a scientific experiment to restart the human race. But the Extinction Trials harbours a very big secret.

Against impossible odds, the last survivors of the human race have created a new home on a planet far from Earth. But everything is not as it seems - and they will end up facing their greatest challenge yet. The conclusion to the Long Winter trilogy.

On a ruined world, humanity's last survivors are fighting a losing battle against against an unknowable enemy and impossible odds. They have just one hope for survival. But it comes at an unthinkable price...

A new ice age. A mysterious object in space. And a desperate mission to save humanity from extinction.

A deadly outbreak in Kenya. A conspiracy beyond imagination. And a race to save humanity in its darkest hour.