David Joseph Schwartz

David Joseph Schwartz PhD (March 23, 1927 – December 6, 1987) was an American motivational writer and coach, best known for authoring The Magic of Thinking Big in 1959.

He received a BS degree at the University of Nebraska in 1948 and his MA and then PhD in 1953 from Ohio State University. He was a professor at Georgia State University and also began his own work as a self-help coach and life strategist. Later, he founded his own consultancy firm focusing on leadership development called 'Creative Educational Services Inc'.

The Magic of Thinking Big, first published in 1959, is a self-help book by David J. Schwartz. The book was one of Simon & Schuster's all-time paperback best sellers and has sold over 6 million copies, It instructs people to set their goals high and think positively to achieve them.

The author gives a step-by-step guide on how to achieve what one wants by changing their thought patterns and thought habits. He explains that visualization adds value to everything and thinking big means training oneself to see not just what is, but what can be. He explains transmitting good news is win win, and we feel better and so do the people we are talking to. Lou Holtz mentions that this book helped him create his lifelong goals list. He also describes three failure diseases: excuse-itis, detail-itis and procrastination. Making better decisions and avoiding negative thoughts is the main topic of the book.