Winfield HillWinfield Hill is by inclination an electronics circuit-design guru. He has held positions at numerous organisations, including Harvard University's Electronic Design Center and Sea Data Corporation. Currently he is the Director of Electronics Engineeing at the Rowland Institute at Harvard where he has designed some 250 electronic instruments. Recent interests include high-voltage RF (to 15kV) and precision high-current electronics (to 6000A). Read More Read Less