Baz Dreisinger visited prisons in nine countries and wrote about her experiences in a new book, "Incarceration Nations."
Facebook reported on Wednesday that its profit more than doubled and revenue topped estimates for the ninth straight quarter.
More than 60 percent of the social network’s ad revenue now comes from advertising on mobile devices, according to eMarketer, after earlier concerns that the site wouldn’t be able to do well on mobile devices.
Derek Thompson of The Atlantic joins Here & Now’s Meghna Chakrabarti to discuss what this could mean for the future, both of the company and of mobile marketing in general.
Robin Young and Jeremy Hobson are hitting the road. Our Tumblr brings you behind the scenes of our election coverage.