BONUS questions from the 415th episode of ROI.

Relevant or Irrelevant is recorded at the studios of KALA-FM, Davenport, IA-Quad Cities.

Dr. Andrew Sorenson joins the "Relevant or Irrelevant" team to discuss the ancient history of fire. Fr. Sorenson is a post-doctoral researcher in Human Origins and Material Culture Studies at Leiden University, The Netherlands.

Relevant or Irrelevant is recorded at the studios of KALA-FM, Davenport, IA-Quad Cities.

BONUS questions from the 413th episode of ROI.

Relevant or Irrelevant is recorded at the studios of KALA-FM, Davenport, IA-Quad Cities.

Dr. Scott Stull is the guest for the 413th episode of this series to discuss his article, "Experimental Archaeology as Participant Observation: A Perspective from Medieval Food."

Relevant or Irrelevant is recorded at the studios of KALA-FM, Davenport, IA-Quad Cities.

BONUS questions from the 412th episode of ROI.

Relevant or Irrelevant is recorded at the studios of KALA-FM, Davenport, IA-Quad Cities.

Larissa "Kat" Tracy, Ph.D., Professor of Medieval Literature at Longwood University in Farmville, Virginia, is the guest on the 412th edition of Relevant or Irrelevant. She joins the team to discuss execution and exile in medieval and early modern Europe.

Relevant or Irrelevant is recorded at the studios of KALA-FM, Davenport, IA-Quad Cities.

BONUS questions from the 411th ROI.

Relevant or Irrelevant is recorded at the studios of KALA-FM, Davenport, IA-Quad Cities.

Freelance writer and Hugo award-winning podcaster Annalee Newitz is this week's guest. She joins the ROI panelists to discuss
 her book "Four Lost Cities: A Secret History of the Urban Age."

Relevant or Irrelevant is recorded at the studios of KALA-FM, Davenport, IA-Quad Cities.

BONUS questions from the 410th episode of ROI.

Relevant or Irrelevant is recorded at the studios of KALA-FM, Davenport, IA-Quad Cities.

Sara Millhouse, the associate editor of Big River Magazine, is the guest for the 410th episode of Relevant or Irrelevant. The discussion topic is centered on Black settlers in Wisconsin's driftless area.

Relevant or Irrelevant is recorded at the studios of KALA-FM, Davenport, IA-Quad Cities.