1. GROUP D on AUTHORITY: Patterns in Official Appointment, Political Tensions, Tribute and Taxation:

Period 1: Grace Jaroscak

Period 2: Jeff Knudson

Period 3: Tom Gustafson

Period 4: Jed Wilcox

2. GROUP A on LAW: Evidence of Laws, Punishment, Contractual Forms, Dispute Adjudication:

Period 1: Cadence Baugh

Period 2: Thomas Beaver

Period 3: Shu Wu

Period 4: Sam Haskell