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(Then prequels): Prelude to Foundation , Forward the Foundation Key Concepts for the Guide

Because Asimov wrote the series over several decades, there are two primary ways to read it: (Then prequels): Prelude to Foundation , Forward the

Foundation (Основание / Академия / Фонд) (Then prequels): Prelude to Foundation

:Start with the Original Trilogy (1951–1953) to experience the mystery as it was first revealed, then read the sequels and prequels. Foundation Foundation and Empire Second Foundation (Then sequels): Foundation's Edge , Foundation and Earth (Then prequels): Prelude to Foundation , Forward the

:Follows the life of Hari Seldon and the development of the Foundation over 1,000 years.

Foundation and Empire (Основание и Империя) Second Foundation (Второе Основание) Foundation's Edge (Кризис Основания) Foundation and Earth (Основание и Земля)

A mathematical science developed by Hari Seldon that predicts the behavior of large populations over centuries.