The author of “Rebuilding the News: Metropolitan Journalism in the Digital Age” talks about what he saw in Philadelphia as the business came tumbling down.

European media scholar Rasmus Kleis Nielsen says there are big differences between how the media ecosystems on both sides on the Atlantic are shifting — and some ways Americans can learn from Europeans.

Also new in media and tech this week: The British press’ self-regulation agreement, the ethics of a haunting photo of impending death, and the Instagram/Twitter war.

Plus: The BBC sex abuse scandal and possible libel on Twitter, a new report on post-industrial journalism, and the rest of this week’s media/tech news.

The report, by C.W. Anderson, Emily Bell, and Clay Shirky, surveys the new opportunities available to individual journalists and news organizations old and new. Here are some of its highlights.