In this indispensable guide for anyone who must communicate in speech or writing, Schwartzberg shows that most of us fail to convince because we don't have a po

The complete guide to making effective presentations. The proven program that helps you fight performance anxiety - and communicate with confidence and ease. Te

Learn how to get your listener’s attention, keep her interest, and make your point—all in thirty seconds! Milo Frank, America’s foremost business communic

Be prepared for exam day with Barron’s. Trusted content from AP experts! Barron’s AP Biology: 2020-2021 includes in-depth content review and practice. It’