A look at social media stock pickers, many of whom generate more income from ad revenue than investment success, and how bullish advice brings more page views (Robbie Whelan/Wall Street Journal)

Robbie Whelan / Wall Street Journal:
A look at social media stock pickers, many of whom generate more income from ad revenue than investment success, and how bullish advice brings more page views  —  Young investors are turning to a new generation of stock pickers—many without formal training—for advice.