What if historians could own up to their mistakes? Or learn to see their mistakes not as weaknesses to be hidden but as a necessary part of the process of growth and discovery? That is what a recent special edition of the History Unclassified section of the journal explores. That edition, "Mistakes I Have Made," includes reflections from nine contributors as well as from section editors Kate Brown and Emily Callaci. We speak, in turn, with all of them in this episode.