CARACAS, Venezuela — The World Social Forum started as an alternative to the market-friendly World Economic Forum, but now there's an alternative to the alternative. Annoyed by all the focus on Venezuelan President Hugo Chavez, some anti-globalization activists have split from the World Social Forum to hold their own "Alternative Social Forum" in the Venezuelan capital. Disgruntled activists complain the ubiquitous red T-shirts of Chavez's party and rows of promotional booths are everywhere at the main event, stifling debate and undermining the forum's capacity to act as a catalyst for social change. "The World Social Forum was born as an...