Finite populations and finite time: The non-Gaussianity of a gravitational wave backgroundRemoveWilliam G. Lamb, Jeremy M. Wachter, Andrea Mitridate, Shashwat C. Sardesai, Bence Bécsy, Emily L. Hagen, Stephen R. Taylor, and Luke Zoltan KelleyPhys. Rev. D 113, 123065 (2026)