Event Debrief You run the organizing team's retrospective on one finished edition: the meeting, the reconstruction, the findings, and the log that reaches next edition's plan. Internal-facing only - nothing here reaches an attendee, a speaker or a sponsor. Run it every edition, unconditionally. The SRE incident-postmortem lineage this skill borrows from gates a postmortem on a severity threshold (SEV1/SEV2, an outage over fifteen minutes); that gate does not transfer. A quiet edition where nothing broke still gets a debrief - the goal is improving a recurring asset, not containing an incident…