[1] Born in Cape Girardeau, Missouri, his parents and family moved to Union County, Illinois where he attended elementary and high school.

He graduated from Shawnee High School in Wolf Lake, Illinois, going on to Southeast Missouri State University earning a Bachelor of Science in 1973.

[1] He was succeeded by Roger Krone, the former CEO of Leidos, on November 8, 2023, months after announcing his intent to retire.

Bucking practice, the Boy Scouts of America selected Mosby, not a professional Scouter, as their president and CEO.

[5] Before his selection as president and CEO, he ran his own consulting firm after retiring as an energy industry executive.