Jackson Martindell, 89, a former publisher of Who's Who in America. In 1932, Martindell founded Fiduciary Counsel Inc. After World War II, he worked as a U.S. government volunteer to help the Yugoslav government re-establish that nation's economy. In 1949, Martindell founded the New American Institute of Management, which developed the "management audit" technique to assess business leadership. In 1956, he became publisher of Marquis' Who's Who of Chicago, which published the annual Who's Who in America. He sold the publication to ITT in 1969 for a sum he described as "fantastic" and retired. In Fort Lauderdale, Fla., on Wednesday.