Langum, John K. (John Kenneth), 1913-1998.

Owner and president of Business Economics, Inc. founded in 1951 in Chicago, a vice president of the Federal Reserve Bank of Chicago, 1941-1951, economics lecturer at University of California, Berkeley, 1940-41, part time lecturer at University of Chicago, Northwestern and University of Indiana, banking seminar instructor for various universities including the Graduate School of Banking at the University of Wisconsin, which he helped found, and Stonier at Rutgers, Chairman of the Board of Founders Fund from 1951-1997 and 25 year chairman of the Elgin, Illinois City Planning Commission. In his consulting business he was often used as an expert witness in the area of finance and fair rate of return and gave testimony before public utilities and courts, most notably in the Illinois Bell Telephone case. He was also on the board of many Elgin civic associations and environmental groups.