By Jessica Higgins. In a class this past December, after I wrote some directions on the board for students about their final examination, one young woman quickly snapped a picture of the board using her smartphone. It wasn’t the first time a student had taken a picture instead of taking notes, nor was she the only student in that class who was using this photographic note-taking method. But perhaps because she was sitting in the front row, or perhaps because her phone flashed, she drew my attention. More...