The book Quiet: The power of Introverts in a World That Can’t Stop Talking by Susan Cain.
Susan Cain identifies herself as an Introvert, studied at Harvard, released the book in 2012, then the book quickly became a New York Times best seller list.
In the book, Cain examines the physiology of extroverts and introverts, then what motivates the 2 different personalities and enables them to recharge. The book examines personality traits, then how introversion is a undervalued quality which is often overlooked.
Most personality are NOT 100% introvert or extrovert. Many of us have both qualities and are known as Ambiverts.
