The fifth novel in Asimov's popular Foundation series opens with second thoughts. Councilman Golan Trevize is wondering if he was right to choose a collective mind as the best possible future for humanity over the anarchy of contentious individuals, nations and planets. To test his conclusion, he decides he must know the past and goes in search of legendary Earth, all references to which have been erased from galactic libraries. The societies encountered...

When the First Foundation was conquered by a force Seldon had not foreseen the overwhelming power of a single individual, a mutant called the Mule - the second Foundation was forced to reveal it's existence and, infinitely worse, a portion of its power. One man understood the shifting patterns of the inhabited cosmos. This was Hari Seldon, the last great scientist of the First Empire. The mathematics of psychohistory enabled Seldon to predict the...

"It is the year 12,020 G.E. and Emperor Cleon I sits uneasily on the Imperial throne of Trantor. Here in the great multidomed capital of the Galactic Empire, forty billion people have created a civilization of unimaginable technological and cultural complexity. Yet Cleon knows there are those who would see him fall--those whom he would destroy if only he could read the future. Hari Seldon has come to Trantor to deliver his paper on psychohistory,...

For twelve thousand years the Galactic Empire has ruled supreme. Now it is dying. But only Hari Sheldon, creator of the revolutionary science of psychohistory, can see into the future--to a dark age of ignorance, barbarism, and warfare that will last thirty thousand years. To preserve knowledge and save mankind, Seldon gathers the best minds in the Empire--both scientists and scholars--and brings them to a bleak planet at the edge of the Galaxy to...