William Marvin "Marv" Swena was born on January 8, 1938, in Frances, Utah. Marv married Uelda Kay Giles on May 11, 1959, and they had three children: William K. Swena, Lloyd Brent, and Mark G.

Swena was employed as an assistant superintendent at Reynolds Electrical & Engineering Company (REECo).

Erik McBride Thompson was born in 1957in the United States.

Thomason was in the Peace Corps Micronesia from 1979-1981. Thompson earned a bachelor of arts degree (1979), a master of arts degree (1982), and a master of business administration degree (1984) from Stanford University.

Thompson frequently protested the Nevada Test Site and is a former board member for the Nevada Desert Experience.

Louis John Vitale was born on June 1, 1932, in San Gabriel, California. In 1954, Vitale earned his bachelor of business administration degree from the University of Los Angeles (UCLA). He attended an old mission theological seminary in 1964. Vitale obtained a doctor of philosophy degree in sociology from the University of Los Angeles in 1974.