Norm Oehlke was the author of American Drycleaner's Spotting Tips column from 1996 through 2007, as well as the author of American Drycleaner's Spotting Guide. Now retired, he spent a lifetime in the industry — first in a plant, and from 1955 through 1995 at IFI and its predecessor, NID. He resides with his wife, Adeline, in Highland, Md.