One of Atlanta's most well-known and successful angel investors has signed on to tackle the tech ecosystem's biggest challenge as of late: diversity. Sig Mosley, founder of Mosley Ventures, has joined Zane Venture Fund, a $10 million fund created to support founders with diverse teams, as a venture partner. Mosley is known for leading the largest venture deal in the Southeast - the $5.7 billion acquisition of Tradex by Ariba. Nicknamed the "Godfather of angel investing," Mosley is seen...