Human Dispersal, Human Evolution, and the SeaJohn F. Cherry, Thomas P. Leppard · First published 2025Open the Tome
Cities and CitadelsAdam S. Green, Toby C. Wilkinson, Darryl Wilkinson, Nancy Highcock, Thomas Leppard · First published 2023Open the Tome
Regional Approaches to Society and ComplexityAlex R. Knodell, Thomas P. Leppard · First published 2017Open the Tome
