What if we share our world with a different intelligent species, but are separated from them by a failure of perception? And what if that gap could be bridged by a new technology, a new way of seeing?

That is the premise of Bob Shaw's 1976 novel A Wreath of Stars. In his ninth novel, the Northern Irish writer combined his interest in optics with speculation about exotic particles and a grounded, African setting. This short, intriguing novel is all about perception, and how it can both divide and unite.

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