Title: Cross-ancestry, cell-type-informed atlas of gene, isoform, and splicing regulation in the developing human brain Authors: Cindy Wen 1,2,3 , Michael Margolis 2,3 , Rujia Dai 4 , Pan Zhang 2,3 , Pawel F. Przytycki 5 , Daniel D. Vo 2,3,6,7 , Arjun Bhattacharya 8,9 , Nana Matoba 10,11,Chuan Jiao 4,Minsoo Kim 2,3,Ellen Tsai 2,3,Celine Hoh 2,3,NilAygün11111111,Rebecca L. Walker 1,2,3,Christos Chistos Chatzinakos,Chatzinakos 12,13,14,Declan Clarke 15,Declan Clarke 15,Henry Pratt Pratt 17,Marks Conscyend A. 15,18,19,20 , Nikolaos P. Daskalakis 12,13,14 , Zhiping Weng 16 , Andrew E. Jaffe 21,22,23,24,25,26,27 , Joel E. Kleinman 21,22 , Thomas M. Hyde 21,22,28 , Daniel R. Weinberger 21,22,23,24,28 , Nicholas J. Bray 29,Nenad Sestan 30,31,Daniel H. Geschwind 3,32,33,Kathryn Roeder 34,35,Alexander Gusev 36,37,38,39,Bogdan Pasaniuc,Bogdan Pasaniuc 1,3,8,33,40Love 10,41,Katherine S. Pollard 5,42,43,Chunyu Liu 4,44*,Michael J. Gandal 1,2,3,6,7*