Beth Williamson joined Calamos Investments in 2021 and contributes 19 years of ESG investment experience. Prior to joining Calamos, Beth worked at Trillium Asset Management, rising to the position of Director of ESG with responsibilities for developing and implementing ESG research methodologies, overseeing corporate engagement efforts and the firm’s ESG materiality framework. Previously, she was a Sustainability Analyst for Portfolio 21 Investments. She began her career as a Shareholder Advocate at Green Century Capital Management. Beth earned a BS degree in Environmental Science from the University of Vermont and an MS degree in Sustainable International Development from Brandeis University.