After graduating from Tonopah High School in Tonopah, Nevada, Johnson helped with shelter management at the Civil Defense Authority. She was later part of the ambulance service in the area, a job she carried out for over 40 years.

Irwin served as a volunteer firefighter in Lovelock, Nevada. In 2010 Irwin took a state leadership position for EMS in Nevada.

These four people worked in EMS in Esmeralda County, Nevada. Art Johnson was a combat medic and became the Civil Defense Coordinator in 1977, and his wife Rusty accompanied him on ambulance runs. Knighten joined the ambulance service in Fish Lake Valley and became an EMT, and she has worked in the area for 20 years. Serfoss became an EMT after moving to Dyer, Nevada in 1979.

Johnson joined the volunteer EMT service in Mesquite, Nevada, after taking EMT classes there in 1995. She has continued to work for the department as it has professionalized.

Kightlinger became a member of the Douglas County Fire and Ambulance Company in 1972. In 1989 he moved to Elko, Nevada, and worked with the Regional Fire Management Office. In 1997 he became deputy chief of the Elko Fire Department, then chief in 2000, and he retired from that post in 2011.

Antone-Knoll received her MD from the University of Colorado in 1976. She moved to Fernley, Nevada, in 1981, where she began training the Fernley Fire Department members.

Lambert became a member of the Fernley, Nevada Volunteer Fire Department in 1977. He has also taught EMT classes.