African American: Richard Boles
  Greg Kosc
  Brandy Thomas Wells   
   
African: Matthew Schauer
   
American West: Laura Arata
  William S. Bryans
  Brian Hosmer
  Greg Kosc
  Michael F. Logan
   
Ancient: Tonia Sharlach
   
Asian: Yongtao Du
  Matthew Schauer
   
European: David D'Andrea
  Emily Graham
  Sarah Griswold
  Greg Kosc
  Jason Lavery
  Lesley A. Rimmel
  Matthew Schauer 
   
Latin America: Sarah Foss 
  Michael M. Smith
   
Middle East: Thomas A. Carlson
   
Military:  Jennifer Murray 
  Justin Prince 
   
Native America and Indigenous: Richard Boles 
  Sarah Foss 
  Brian Hosmer
  Kallie Kosc
   Douglas Miller
   
Public: Laura Arata
  William S. Bryans
  Sarah Griswold
  Brian Hosmer
   
United States Pre-1865: Richard Boles
  James L. Huston
  Kallie Kosc
  Jennifer Murray 
   
United States Post-1865: Laura Arata
  William S. Bryans
  Brian Hosmer
  Michael F. Logan
  Douglas Miller
  Jennifer Murray 
  Brandy Thomas Wells
   
United States Post-1945: Holly Karibo
  John Kinder
  Greg Kosc
  Douglas Miller