How do modern historians assess the biases of ancient Roman authors and their works? How do you tell when an emperor really was that bad, or when the historian was writing with an agenda?

by Kumquats_indeed
voyeur324

There are numerous threads about what counts as a primary source in ancient history with answers from /u/sunagainstgold and /u/LegalAction and seemore_glass (no longer with us) and /u/kookingpot. More below.