How exactly did Joan Didion go from writing for conservative weekly the National Review to serving as a leading voice for the left? The New Yorker offers an answer:
What changed was her understanding of where dropouts come from, of why people turn into runaways and acidheads and members of the Symbionese Liberation Army, why parents abandon their children on highway dividers, why Harlem teen-agers go rampaging through Central Park at night, why middle-class boys form “posses” and prey sexually on young girls—and, above all, why the press fixates on these stories.