“…ABCD participants were recruited across 21 participating sites that encompass over 1/5 th of the U.S. population of 9-10-year-old children. The sampling and recruitment to the ABCD study are described elsewhere (ABCD;Alcohol Research: Current Reviews Editorial, 2018;Asaad & Bjarkam, 2019;Auchter et al, 2018;Beauchaine, 2020;Buscemi et al, 2018;Casey et al, 2018;Dick et al, 2019aDick et al, , 2019bDick et al, , 2019cExuperio et al, 2019;Feldstein Ewing et al, 2018;Fine et al, 2019;Garavan et al, 2018;Gray, Schvey, & Tanofsky-Kraff, 2019;Hoffman, Howlett, Breslin, & Dowling, 2018;Lisdahl et al, 2018;Lynch et al, 2019;Michelini et al, 2019;Werneck et al, 2018). The ABCD efforts in sampling yielded a final sample that approximates the national composition of race and ethnicity, age, sex, SES, and urbanicity for 9-10-year-old children.…”