Barrett Hazeltine was Professor of Engineering at Brown University. He is now Professor Emeritus but continues to teach at Brown. In 1991-1992 he held the Robert Foster Cherry Chair for Distinguished Teaching at Baylor University. From 1972 to 1992 he was also Associate Dean of the College at Brown. His teaching and research interests are in engineering management, technology planning especially in developing countries, teaching of technology for Liberal Arts students, and digital computers. He received awards for teaching from thirteen senior classes at Brown, 1972 to 1984, and 1990. In 1985 the award was named after him. He has written papers on digital logic, technology transfer, and engineering education, a textbook on electronic circuit design and a textbook on small-scale technologies. A field guide to appropriate technology is now in press.