Liu-Er Chen, CFA, Senior Vice President, Chief Investment Officer — Emerging Markets and Healthcare, is a Portfolio Manager in Delaware Investments Fund Advisers, a series of Macquarie Investment Management Business Trust. Mr. Chen heads the firm's global Emerging Markets team. Prior to joining Macquarie Investment Management (MIM) in September 2006 in his current position, Mr. Chen spent nearly 11 years at Evergreen Investment Management Company, where he most recently served as Managing Director and Senior Portfolio Manager. Mr. Chen began his career at Evergreen in 1995 as an analyst.