The book is the oldest form of mass communication. Early books were printed by hand until the invention of movable type and the printing press.
In early America publishers were also printers. Books became more popular during the 17th and 18th centuries.
From 1900 to 1945, the book publishing industry became more commercialized. Continuing consolidation has resulted in a modern book industry that is dominated by a few large companies.
E-books and e-book readers are becoming more popular.
The book industry consists of publishers, distributors, and retailers. The emergence of online booksellers has changed the way books are sold and distributed.
The book publishing industry is trying to cope with unfavorable economic conditions.
