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,I Robot Summary
This book, first published as a whole in 1950, consists of a series of short stories published individually over a period of ten years from 1940 to 1950. The stories are linked by aseries of narratives in which the book's central character, an elderly robot psychologist named Susan Calvin, is interviewed shortly before her death. Her recollections within those narratives function alternately as prologue and epilogue, in that they offer either introductory or summary information and perspective.
The first story, "Robbie," is a stand-alone tale about a little girl's deep friendship with a robot and her mother's determined efforts to separate them. The next three stories, "Runaround," "Reason," and "Catch That Rabbit," chronicle the challenges facing a pair of scientists, Donovan and Powell, as they test an increasingly sophisticated series of labor robots, each of which reveals a unique malfunction that ultimately places the lives of the two humans in jeopardy. Aside from her appearances in the linking narration, Calvin only mentioned in these four stories.
Calvin is a principal character in the next five stories, which chronicle the evolution of the robot at the same time as they explore Calvin's retreat from humanity. This retreat begins with "Liar!," in which her hidden romantic feelings for a colleague are perceived by a mind-reading robot and in which she, along with several of her colleagues, are manipulated by that same robot. The following three stories, "Little Lost Robot," "Escape!" and "Evidence" explore Calvin's deductive and analytical abilities, as she comes with a series of robots that seem determined to have their own way. In the case of "Evidence," the robot in question may in fact not be a robot at all, but a human being.
The final story in the book, "The Evitable Conflict," finds the relationship between humanity and robots at a critical turning point. Having developed machines that can not only out-work them but also out-think them, human beings in this story, and therefore at the end of the book, teeter on the brink of having their own power to think being rendered completely redundant.
A common element in all the stories is the Three Laws of Robotics, quoted in full in the "Quotations" section. The Laws govern all robotic behavior and, to a lesser degree, the behavior of humans interacting with robots. The layers of meaning and applicability within the laws are the primary source of conflict in each of the stories, while the philosophical implications of actions that both break and adhere to the laws are the primary source of the book's themes.