From the minds of Daniel Kwan and Daniel Scheinert, this book is a wild journey through five prevailing multiverse theories, as told by a wide-ranging group of writers, scientists, and illustrators, featuring a foreword by Ted Chiang; an alternate opening to Everything Everywhere All at Once; an original essay by Sasha Sagan; science consulting by Natalie Wolchover; parallel short fiction by Billy Chew, Julia Pott, and Daniel Kwan; an original comic by Lizzy Stewart; and original illustrations by eleven artists.