Thinking is a blueprint for life experiences. The quality of one's thinking to a large degree determines the quality of one's life. It is not possible to improve life without making improvements in thinking, and it is not possible to improve thinking without understanding the nature of the thinking process. Thinking 101 provides a unique insight into the nature of the invisible process of thinking by offering visible models that simplify and facilitate observation and understanding of the activity of the mind that influences all aspects of human existence. Thinking 101 addresses the"mechanics" of thinking process when individual is alone or involved in the interaction with others, and suggests simple steps that lead to dramatic improvement in its quality. This inevitably leads to positive changes in life. The brevity of this insightful and easy to read text assures its maximum impact. Years of research, study, experimentation, and testing of various conclusions have resulted with a condensed summary that is "Thinking 101." Reading it will save years of work an un-aided individual would put into research and study of (or into sorting through an immense amount of existing literature on) this complex subject matter. Thinking 101 is a gift that will keep on giving for years after it has been read.