The 2018 update of the US National Seismic Hazard Model: Where, why, and how much probabilistic ground motion maps changed - Petersen, Mark; Shumway, Allison; Powers, Peter; Mueller, Charles; Moschetti, Morgan; Frankel, Arthur; Rezaeian, Sanaz; McNamara, Daniel; Luco, Nico; Boyd, Oliver; Rukstales, Kenneth; Jaiswal, Kishor; et al. (Earthquake Spectra, 2021)