Defining Science Fiction.1

Please read the "Introduction" to the Wesleyan Anthology of Science Fiction, which is, like every good introduction to a topic, dedicated to defining what the topic "is" and the scope of how the topic is studied.  What did you learn from reading this text?  Were there any words or phrases that you did not understand?  Please make a note of these.  Please list three questions that you have after reading this text.