Welcome to COMA!

THE CONFERENCE ON MICHIGAN ARCHAEOLOGY (COMA) is an organization of professional archaeologists who actively pursue or have conducted archaeological research in Michigan. COMA is the oldest and largest body of professional archaeologists in Michigan and is comprised of archaeologists who work for colleges and universities, state and federal agencies, and private companies.


  • President: Jackie Lillis-Warwick
  • Vice President: Dillon Carr, Ph.D.
  • Treasurer: Mike Hambacher, Ph.D.
  • Secretary: Megan McCullen, Ph.D.


  • Jon Carroll, Ph.D.
  • John Chenowith, Ph.D.
  • Lynn Evans, Ph.D.
  • Scott Grammer
  • Kelly Hagenmeier
  • Chris Stephenson
  • Sarah Surface-Evans, Ph.D.

Education and Outreach

  • Stacy Tchorzynski, Chair