Your friend really bugged you with that Facebook post about politics. So you blocked her. Then you went back and "unfriended" her.
Easy come, easy go in the age of digital friendships. These are a source of concern to many people, including journalist Kaitlin Ugolik Phillips.
She shares her own experiences, and those of doctors, scientists, teachers, and more, in the book The Future of Feeling: Building Empathy in a Tech-Obsessed World.
We explore how to stay human in an age when our devices make many new behaviors possible.