Welcome to Rosemarie Ostler's website. Rosemarie writes books and articles about language-related topics, especially American words and expressions, grammar and usage, and linguistic history.

To learn more about Rosemarie's work, visit the About page or the Books page. To get in touch, go to the Contact page.

Founding Grammars:

How Early America's War over Words Shaped Today's Language

•due May 2015 from St. Martin's Press•

Founding Grammars gets to the roots of our grammar obsession—the 18th-century fight between innovators and traditionalists over how Americans should talk. The war was fought with grammar books and the winners became best sellers.

Those old textbooks have long been out of print, but the rules they taught—"Never end a sentence with a preposition!"—have stayed with us to this day.

Pre-order your copy today.

Colorful Words and Expressions from America's Past