JDS Journal of Data Science 1683-86021680-743X1680-743X School of Statistics, Renmin University of China JDS1161B 10.6339/25-JDS1161B Discussion Discussion of “Power Priors for Leveraging Historical Data: Looking Back and Looking Forward”✩ ZhangPanpanpanpan.zhang@vumc.org12∗ Department of Biostatistics, Vanderbilt University Medical Center, Nashville, TN, U.S.A. Vanderbilt Memory & Alzheimer’s Center, Nashville, TN, U.S.A.

Main article: https://doi.org/10.6339/24-JDS1161.

Email: panpan.zhang@vumc.org. 20254220252316263 2025 The Author(s). Published by the School of Statistics and the Center for Applied Statistics, Renmin University of China.2025 Open access article under the CC BY license. References Chen MH, Guan Z, Lin M, Sun M (2025). Power priors for leveraging historical data: Looking back and looking forward. Journal of Data Science, 23(1): 1–30. https://doi.org/10.6339/24-JDS1161 Chen MH, Ibrahim JG (2006). The relationship between the power prior and hierarchical models. Bayesian Analysis, 1(3): 551–574. https://doi.org/10.1214/06-BA118 Ibrahim JG, Chen MH (2000). Power prior distributions for regression models. Statistical Science, 15(1): 46–60. https://doi.org/10.1214/ss/1009212673 Ibrahim JG, Chen MH, Gwon Y, Chen F (2015). The power prior: Theory and application. Statistics in Medicine, 34(28): 3724–3749. https://doi.org/10.1002/sim.6728