This BONUS episode is the recording of the Hospitalist Grand Rounds given at Oregon Health & Science University on October 11, 2018. The talk is on medical reversal. Before the talk we discuss the paper "Many Analysts, One Data Set: Making Transparent How Variations in Analytic Choices Affect Results" by Silberzahn et al., published in Advances in Methods and Practices in Psychological Science.Paper: doi.org/10.1177/2515245917747646