Mara Hvistendahl
Mara Hvistendahl

Mara Hvistendahl is a correspondent with Science and the author of Unnatural Selection: Choosing Boys Over Girls, and the Consequence of a World Full of Men. Follow her on Twitter here.

Future Tense
April 27 2012 7:30 AMWill Gattaca Come True?Noninvasive, early fetal tests for sex, paternity, and chromosomal conditions will change pregnancy dramatically—and raise tricky ethical questions.
Doublex
Jan. 3 2012 5:42 PMCesarean NationThe cautionary tale of how China came to have the world's highest C-section rate.
  Slate Plus
Politics
Feb. 27 2015 9:30 AM What Happened at Slate This Week? Josh Keating read about making music in the Anthropocene and journeyed into the heart of coding darkness.