Spiritual teacher Debbie Ford introduces you to your human shadow. Plus, she explains the light and dark sides of the shadow.

In this excerpt of The Shadow Effect, co-author Debbie Ford explains what your shadow is and how it influences your life.

Best-selling author and spiritual teacher Eckhart Tolle has been inspiring readers since he wrote the number one New York Times best-seller The Power of Now. Before class begins, get to know the man who will be guiding you toward spiritual awakening.

In the cutthroat world of business, does it pay to be nice? According to Linda Kaplan Thaler, CEO of The Kaplan Thaler Group, being nice is the surest path to success. Jean talks to Linda about her book, The Power of Nice, and why nice folks finish first.

On her Oprah Radio talk show, Oprah talks with spiritual teacher Eckhart Tolle about the transformative power of living in the moment.