In this article, the author describes how Mr. Morris Lerner taught his class and shares what he learns from the science teacher. The author says Mr. Lerner greatly influenced his life and was the greatest teacher he ever had. Mr. Lerner taught the basic principles of technology education before most folks could spell the term--and that has made all the difference in the road the author has taken. Mr. Lerner is the reason why the author spends so much time writing about technology and working with teachers and students.