Barrett HazeltineBarrett Hazeltine is a Professor of Engineering at Brown University and a registered professional engineer. He is a renowned educator, having received outstanding teaching awards from thirteen senior classes at Brown. In 1985, the award was named forhim. Dr. Hazeltine has a wide array of international experience including teaching positions at the University of Zambia, University of Botswana, and Africa University in Zimbabwe. The development of this book came through a very successful engineering course for non-engineers in Appropriate Technology offered at Brown. Read More Read Less