RADNOR, Pa.--(BUSINESS WIRE)--Lincoln Financial Group (NYSE: LNC) announced today that Carey Hobbs joined the company as vice president and head of Variable Annuity Risk Management, effective July 20, 2015. In his new role, Hobbs reports to John Rhodes, senior vice president and chief risk officer for Lincoln Financial Group, and is responsible for overseeing strategy development, technology and the day-to-day management of the hedge program. Hobbs joins Lincoln Financial from Voya Financial (f