The Pragmatic Programmer: From Journeyman to Master is a book about computer programming and software engineering, written by Andrew Hunt and David Thomas and published in October 1999. It is used as a textbook in related university courses. It was the first in a series of books under the label The Pragmatic Bookshelf. A second edition, The Pragmatic Programmer: Your Journey to Mastery was released in 2019 for the book's 20th anniversary, with major revisions and new material reflecting new technology and other changes in the software engineering industry over the preceding twenty years.