Foundation Trilogy

The Foundation Trilogy consists of three books:
1. Foundation
2. Foundation and Empire
3. Second Foundation

The Foundation series, of which the trilogy is the main part and the first to be written, was written over a span of 44 years by Isaac Asimov. The series consists of seven volumes that are closely linked to each other, although they can be read separately.

The series is highly acclaimed, winning the one-time Hugo category 1966 Best All Time Series Hugo.

It has had a wide influence in fandom (probably only exceeded by The Lord of the Rings and E. E. Smith's Lensman series) with many clubs and fanzines being named from it: