GLADYS MACK
December 5, 2022
After she retired from the D.C. government, Gladys Mack was hired by the United Planning Organization in Washington, D.C., a community action agency.
After she retired from the D.C. government, Gladys Mack was hired by the United Planning Organization in Washington, D.C., a community action agency.
Marquis Who’s Who was established in 1898 and promptly began publishing biographical data in 1899. More than 120 years ago, our founder, Albert Nelson Marquis, established a standard of excellence with the first publication of Who’s Who in America.