Another SF Masterwork from the giants of Soviet science fiction, Arkady and Boris Strugatsky.
Anton is an undercover operative from future Earth, who travels to an alien world whose culture has not progressed beyond the Middle Ages. Although in possession of far more advanced knowledge than the society around him, he is forbidden to interfere with the natural progress of history. His place is to observe rather than interfere - but can he remain aloof in the face of so much cruelty and injustice ...?
The best Soviet SF writers - THE ENCYCLOPEDIA OF SCIENCE FICTION
A thoroughly good book ... robust, imaginative, satisfying
An enjoyable, exciting, and gratifying novel - NEW YORK TIMES
Arkady Strugatsky (1925-1991) and Boris Strugatsky (1931-2012)
Arkady and Boris Strugatsky began to collaborate in the early 1950s after Arkady had studied English and Japanese and worked as a technical translator and editor, and Boris was a computer mathematician at Pulkova astronomical observatory. The Encyclopedia of Science Fiction describes them as 'the best Soviet SF writers' and works such as Hard to be a God, Definitely Maybe, The Snail on the Slope and Monday Begins on Saturday are powerful and poignant novels that continue to amaze and move readers. Andrei Tarkovsky's much admired film, Stalker, was based on their most famous work, Roadside Picnic.
Read more at http://sf-encyclopedia.com/entry/strugatski_arkady