By Marc Gunther, Fortune senior writer

Summary
In this article, Gunther examines the controversy surrounding Wal-Mart's decision to sponsor the Out & Equal Workplace Summit and it's recent moves toward LGBT equality. The article highlights the difficult positions large corporations may find themselves in when targetted by anti-LGBT groups.

Read the article at Fortune online.

Fortune writer Marc Gunther blogs about the social and environmental impact of business at www.marcgunther.com