Readability formulas may detract from textbook quality. They overlook text and reader characteristics that affect comprehension. Moreover, average "readability levels" ignore wide variations within texts and between scales. The shortened sentences and simplified vocabulary used to conform texts to formulas sacrifice precision and connectedness,…

Textbook publishers are under attack for producing books that are superficial in content and oversimplified or confusing in language. They respond that their products are the inevitable result of applying the many textbook selection formulas to book production. Efforts by educators to improve textbooks are currently being organized. (PGD)

This article introduces and discusses some aspects of the complex problem of textbook reform, and suggests what the future holds for textbooks. (DCS)