BancorpSouth Bank has promoted Ty Lambert to senior executive vice president and chief risk officer. With this promotion, Lambert will now serve as a named executive officer and a member of the company's Management Committee. As chief risk officer, Lambert's responsibilities include a broad portfolio of functions designed to maintain the integrity of the company's continued efforts to identify, monitor and mitigate key risks and be accountable for enabling the efficient and effective governance of significant risks, and related opportunities.