But a window has been opened for acknowledging that, as a matter of law, protecting human expression is qualitatively different from enabling algorithmic manipulation of human attention.

Want all the hottest music and gear news, reviews, deals, features and more, direct to your inbox? Sign up here. “The song was an expression of my tempestuous private life over the three years before.

Gerry Baker is Editor at Large of The Wall Street Journal. His weekly column for the editorial page, “Free Expression,” appears in The Wall Street Journal each Tuesday. Mr. Baker is also host ...

Non-verbal messages including body movements, facial expressions, vocal tone and volume, and other signals are collectively known as body language. Microexpressions (brief displays of emotion on ...

Images are often used to portray our personal experiences and interests. We also use image filters and effects to change or enhance the mood of an image. When combined into collages and presentations, ...