Matthew J. Kmiecik; Michael V. Holmes; Pierre Fontanillas; Giulietta M. Riboldi; Ruth B. Schneider; Jingchunzi Shi; Anna Guan; Susana Tat; Steven Micheletti; Keaton Stagaman; Josh Gottesman; David A. Hinds; Joyce Y. Tung; 23andMe Research Team; Stella Aslibekyan; Lucy Norcliffe-Kaufmann