In American English, grammar experts prefer "toward" over "towards," along with "backward," "forward" and "afterward," though ...

Our innovative products and services for learners, authors and customers are based on world-class research and are relevant, exciting and inspiring. We unlock the potential of millions of people ...

Biography is an endlessly fascinating subject for a wide variety of readers. The Cambridge Dictionary of American Biography is the most up-to-date and comprehensive, single-volume, biographical ...