In the Prologue of Studying Engineering, author Raymond Landis announces two primary objectives of the prologue. One is to convince you of the potential of the book to make a difference in your life. The second is to:

ichabod crane is a fictional character and the protagonist in washington irving's short story, "the legend of sleepy hollow", first published in 1820. in popular culture, this story is sometimes retitled as "the headless horseman."