Background
Mroz, Roger Gerard was born in 1957 in Woodstock, Illinois, United States.
Mroz, Roger Gerard was born in 1957 in Woodstock, Illinois, United States.
Bachelor of Science in Chemistry, George Washington University, 1980.
Chemist, United States Bureau Mines, Department Interior, 1980-1995; chemist, United States Mint, since 1996.
Member American Chemical Society, Metallurg.
M. Urmie Herfst, 1990. 1 child, Andre.