Dr. Betty Edwards taught and did research at the California State University, Long Beach until she retired in the late '90s. While there, she founded the Center for the Educational Applications of Brain Hemisphere Research. Her work has been cited in scholarly journals, and she is also an Art teacher and the author of "Drawing on the Right Side of the Brain" (originally published in 1979). Wikipedia
The definitive Wikipedia entry for Betty Edwards. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Betty_Edwards
Betty Edwards found a way to let almost anyone learn to draw -- specifically, anyone with average eyesight and average eye-hand coordination, anyone who can thread a needle or catch a baseball. www.dharma-haven.org/five-havens/drawing.htm
The work of Dr. Betty Edwards, author of Drawing on the Right Side of the Brain, has enabled millions of people around the world to learn to draw. www.drawright.com/