Charlie Wilson is portfolio manager for Thornburg Investment Management. He joined the firm in 2012 as ­associate portfolio ­manager and was promoted to portfolio manager in 2014.

Charlie earned a BS in geology from the University of Arizona in Tucson and a PhD in geophysics from the University of Colorado in Boulder. Prior to joining Thornburg, Charlie served as co-portfolio manager for Marsico Capital Management in Denver, Colorado. He was responsible for portfolio investments across multiple strategies and geographies, with specialization in materials, energy, technology, and payments sectors.

Charles Roth is global markets editor for Thornburg Investment Management. Prior to joining Thornburg in 2013, Charles was an assistant managing editor at Dow Jones Newswires, the Wall Street Journal’s real-time financial news and analysis division, where he oversaw its bureaus in Latin America as well as the New York–based emerging markets group. He had previously served as a senior writer in the emerging markets group, bureau chief in Venezuela, and staff reporter in Malaysia.

Charles earned BA degrees from the University of Colorado at Boulder and an MA from the Instituto Universitario de Desarrollo y Cooperación at the Universidad Complutense in Madrid, Spain. He was a Peace Corps volunteer in Mali.

Sweta Singh joined Thornburg Investment Management in 2015 as an assistant portfolio manager with more than 10 years experience in municipal credit research.

Most recently Sweta was vice president in credit research at Breckinridge Capital Advisors, covering both investment-grade municipal and corporate bonds. Prior to that, she was a credit analyst at Income Research and Management where she was responsible for municipal credit research. Sweta also held a research associate position at Wellington Management. Sweta began her career at the New York State Division of budget, winning the national Hugh L. Carey fellowship in public finance. She served as a two-term president of Boston Municipal Analyst Society and a former board member of the National Federation of Municipal Analysts. She holds a BA from University of Massachusetts, an MPA from University of Texas at Austin, and an MBA from SUNY Albany.

Todd Wax is a portfolio specialist for Thornburg Investment Management. He works with Thornburg’s investment team and serves as a liaison for the team and key investment decision makers, communicating process and results of the firm’s investment strategies. Todd is also responsible for building and maintaining relationships with key partner firms. He holds BBA and MBA degrees from Texas Christian University’s Neeley School of Business. Prior to joining Thornburg in 2010, Todd worked at Fidelity Investments. He is a CFA charterholder.