6. Rhonda Byrne Earnings Go Up To $60 Million

Rhonda Byrne is an Australian television writer and producer, she’s published many books such as “The Secret” (based on a movie of the same name she produced in 2006), “The Power” and “The Magic”. All of her works promote ideas based on the New Thought movement. The concept of New Thought claims the belief that Infinite Intelligence, or God, is everywhere and that everything one wants or needs can be attracted into one’s life by visualizing the outcome and constantly thinking about it in a positive manner. She’s been highly criticized by the New York Times and her work has been described as pseudo-scientific and narcissistic. According to The Observer psychological research shows that trying to suppress thoughts about something only makes those thoughts are most likely to recur. Books like The Secret has been described as a recipe for disastrous outcomes because of creating “delusional positive thinking”.

7. Zig Ziglar Earnings Go Up To $15 Million

Zig Ziglar was an American self-help book author, salesman, and Christian values motivational speaker. During his career, he wrote over 30 books promoting Prosperity Theology. This quote exemplifies his philosophy: “We are designed for accomplishment, engineered for success, and endowed with the seeds of greatness”. Ziglar traveled for speaking engagements and motivational seminars until his death in 2012. Ziglar’s corporation Ziglar Training Systems continues to operate offering personal and professional development strategies to small and large businesses.