Add Yahoo as a preferred source to see more of our stories on Google. This cover image released by Atria shows "The Courage to Be Happy: Discover the Power of Positive Psychology and Choose Happiness ...

Achieving happiness requires thought, study and action — hard work — it turns out. This book focuses on the teachings of Alfred Adler, a psychologist and philosopher who stands with Sigmund Freud and ...

A theory that suggests people need to feel a sense of belonging. The Good Brigade / Getty Images Medically reviewed by Daniel B. Block, MD Adlerian theory is a holistic approach to psychology that ...

hard work — it turns out. This book focuses on the teachings of Alfred Adler, a psychologist and philosopher who stands with Sigmund Freud and Cal Gustav Jung as pivotal figures in psychology in the ...