Arun J. Sanyal, M.D., Mark L. Van Natta, M.H.S., Jeanne Clark, M.D., M.P.H., Brent A. Neuschwander‑Tetri, M.D., AnnaMae Diehl, M.D., Srinivasan Dasarathy, M.D., Rohit Loomba, M.D., M.H.Sc., Naga Chalasani, M.D., Kris Kowdley, M.D., Bilal Hameed, M.D., Laura A. Wilson, Sc.M., Katherine P. Yates, Sc.M., Patricia Belt, B.S., Mariana Lazo, M.D., Ph.D., David E. Kleiner, M.D., Ph.D., Cynthia Behling, M.D., Ph.D., and James Tonascia, Ph.D., for the NASH Clinical Research Network (CRN)