About the Author

Who is Darren Hardy? Darren Hardy is an entrepreneur, motivational speaker, and author. He is the former publisher of Success […]

Who is Angela Duckworth? Angela Duckworth is a psychologist and researcher who is best known for her work on grit

Who is Susan Cain? Susan Cain is an American author, public speaker, and consultant. She is the author of the

Who is Don Miguel Ruiz Don Miguel Ruiz is a Mexican author and spiritual teacher. He is best known for

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Who is Norman Vincent Peale? Norman Vincent Peale was an American clergyman, author, and motivational speaker. He was the pastor

Introduction Productivity is the ability to achieve goals effectively and efficiently. It is about getting things done in a timely

Who is Sheryl Sandberg? Sheryl Sandberg is an American businesswoman and philanthropist. She is the Chief Operating Officer of Facebook

Who is Carol S. Dweck? Carol S. Dweck is a psychologist and professor at Stanford University who is known for

Introduction Spencer Johnson was an American author and physician. He is best known for his book The One Minute Manager,