Over 55% of your day is spent listening; yet only 2% of us have been trained in how to listen. What is poor listening costing you? Do you rush from meeting to m

"Impact Listening helps upper beginner learners develop listening for social, academic and business purposes. Rich input and communicative activities make this

The impact listening series is an innovative set of learning materials that helps students develop listening skills for social, academic and business purposes.

Impact Grammar provides a thorough coverage of the most problematic areas of grammar for second language learners.

New York Times bestselling author Dr. Daniel Amen equips you with powerful weapons to battle the inner dragons that are breathing fire on your brain, driving un