<human>:  Why is the book ‘The Art of Computer Programming, Dialogue’ called Dialogue?
<bot>: Dialogue is the second book in the Art of Computer Programming series. The first book is titled “Programming Languages: History and Fundamentals” and is the book that introduces the reader to the concept of programming languages. The Art of Computer Programming is a series of books written by Donald E. Knuth, a computer scientist and professor emeritus at Stanford University.