Edwin E. Harrow is President of The Whitehall Learning Group, Woodville, Massachusetts. He has created and delivered technical, hands-on learning programs for over 30 years. Most recently he has been providing technical programs in robotics, electronics, trebuchets, and rocketry in after-school programs. Prior to this he was with CTI-Cryogenics Division of Helix Technology Corporation for 18 years, where he developed and delivered training programs to cryopump and cryogenic refrigerator system users in 11 countries on 5 continents. He previously worked with cryogenic refrigerator systems at Metal Bellows Corporation. He holds a B.S. from Northeastern University, and a M.Ed. from Boston University.