Ethel Dolores "D.D." Cotton was born in Columbus, Ohio on April 15. 1935. Raised in New York City, Cotton arrived in Las Vegas as a dancer in Cab Calloway's traveling production "The Cotton Club." During a period of strained race relations, she stood for equal rights as the first black cocktail waitress on the Strip and one of the first black dealers.

Beginning in clerical work at the Nevada Test Site, Daniel rose to become the Assistant Hotel Manager at Union Plaza Hotel and Casino. She established the Hotel Managers Association and the Professional Black Women's Alliance. After leaving the gaming industry, Daniel returned to school to train for a career in education. She worked closely with the Displaced Homemaker Program at the Community College of Southern Nevada and later with Help Centers of Southern Nevada.