Technologies may change, but the need for clear and accurate communication never goes out of style. That is why for more than one hundred years The Chicago Manual of Style has remained the definitive guide for anyone who works with words. In the seven years since the previous edition debuted, we have seen an extraordinary evolution in the way we create and share knowledge.

This seventeenth edition of The Chicago Manual of Style has been prepared with an eye toward how we find, create, and cit...