California Stem Cell Backers Fire Up Major Social Media Effort for $5.5 Billion Proposition 14

Backers of the $5.5 billion measure to save California's stem cell research program launched a major social media effort this week, declaring that they could not afford to compete with "the big money campaigns for significant airtime."

The campaign organization behind Proposition 14, the stem cell ballot initiative, sent out an email pitch recruiting sym…