Arthur Twining Hadley, president of Yale University, and author of Railroad Transportation.
Hugh Munro Ross, author of British Railways and editor of the Engineering Supplement of the London Times.
Ray Morris, formerly managing editor of the Railway Age Gazette of New York and author of Railroad Administration.
Lt. Col. H. A. Yorke, C.B., chief inspecting officer of railways of the English Board of Trade.
Prof. Frank Haigh Dixon, of Dartmouth College, author of State Railroad Control.
Braman Blanchard Adams, associate editor of New York Railway Age Gazette.
William Ernest Dalby, professor of engineering in the South Kensington Central Technical College, and author of The Balancing of Engines, etc.
William Barclay Parsons, formerly chief engineer to the New York City Rapid Transit Commission and advisory engineer of the Royal Commission on London Traffic.
Maj. Gen. C. E. Webber, founder of the Institute of Electrical Engineers.
Emile Garcke, managing director of the British Electric Traction Co., Ltd., author of Manual of Electrical Undertakings.