S. L. Huang's Null Set is the breakout sf thriller for fans of John Scalzi and Greg Rucka.
Math-genius mercenary Cas Russell has decided to Fight Crime(tm). After all, with her extraordinary mathematical ability, she can neuter bombs or out-shoot an army. And the recent outbreak of violence in the world's cities is Cas's fault—she's the one who crushed the organization of telepaths keeping the world's worst offenders under

Journey with twenty-one speculative fiction authors through the fractured borders of human migration to examine the dreams, struggles, and triumphs of those who choose—or are forced—to leave home and familiar places.

Recommended by Booklist (American Library Association), Library Journal, School Library Journal, Foreword Reviews, and Locus.

Migration. A transformation of time, place, and being . . .