Nearly 62 percent of respondents had at least one ACE and a quarter reported three or more. The remaining respondents had at least two ACEs, including 16 percent with four or more such experiences.
Elva Etienne/Getty Images
Cassandra Steptoe (center) rehearses a performance with fellow actresses as part of The Medea Project, in San Francisco. Steptoe wrote and performs an autobiographical monologue in the production about being HIV-positive.
Farida Jhabvala Romero/KQED
No one knows how many children have been affected by the spread of Boko Haram across Nigeria and neighboring countries. This photo shows the school uniforms of the girls kidnapped from a school a year ago.
Glenna Gordon/Glenna Gordon for NPR