Fixed Income Team

Through long tenures in fixed income investing at MFS and in the industry, our team members contribute a deep history of active fixed income expertise across global and regional markets as well as specialized sectors.

  • Alexander

    Alexander M. Mackey

    Fixed Income Portfolio Manager

    19
    YEARS WITH INDUSTRY
    19
    YEARS WITH MFS

    Alexander M. Mackey, CFA, is an investment officer and fixed income research analyst at MFS Investment Management® (MFS®). He also has portfolio management responsibilities on the firm's limited duration and multi-sector fixed income strategies.

    Alexander joined MFS in 1998 as a financial control assistant and was promoted to section manager in 2000. He joined the Fixed Income Department as a research associate in 2001 was promoted to fixed income research analyst in 2004. He took on portfolio management responsibilities in 2017.

    Alexander has a bachelor's degree from Trinity College and holds the Chartered Financial Analyst (CFA) designation. He is a member of the CFA Society of Boston.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration and active risk management.

  • David

    David P. Cole

    Fixed Income Portfolio Manager

    24
    YEARS WITH INDUSTRY
    14
    YEARS WITH MFS

    David P. Cole, CFA, is an investment officer of MFS Investment Management® (MFS®). He is also a co-portfolio manager of the firm's high-yield portfolios.

    David joined MFS in 2004 after working for five years as a high-yield analyst for Franklin Templeton Investments. Before that, he served as a financial economist/Treasury market analyst for Thomson Financial Services and an economist for Standard and Poor's.

    David has a bachelor's degree from Cornell University and an MBA from University of California, Berkeley. He holds the Chartered Financial Analyst (CFA) designation.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration, and active risk management.

  • Edward

    Edward L. O'Dette

    Fixed Income Portfolio Manager

    34
    YEARS WITH INDUSTRY
    34
    YEARS WITH MFS

    Edward L. O'Dette, Jr., is an Investment Officer at MFS Investment Management® (MFS®). He manages the money market portfolios of our mutual funds, offshore investment products, and variable annuities.

    Ed joined MFS in 1983 and has held various positions at MFS including wire order room clerk and account controller being named portfolio manager in April 2003.

    He attended Boston State College.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration, and active risk management.

  • Erik

    Erik S. Weisman

    Chief Economist, Fixed Income Portfolio Manager

    20
    YEARS WITH INDUSTRY
    16
    YEARS WITH MFS
    VIEW FULL PROFILE

    Erik S. Weisman, Ph.D., is an investment officer, chief economist and portfolio manager at MFS Investment Management® (MFS®). As a member of the Fixed Income team, he manages the firm's global inflation-adjusted, strategic income, global total return and global government portfolios.

    He joined the firm in 2002 as a global sovereign fixed income research analyst. Previously, he served for two years as assistant to the US executive director for the International Monetary Fund and for two years as an international economist in the Office of Central and Eastern Europe of the U.S. Department of the Treasury.

    Erik earned a bachelor's degree from the University of Michigan and master's and Ph.D. degrees from Duke University.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration and active risk management.

  • Gary

    Gary A. Lasman

    Fixed Income Portfolio Manager

    32
    YEARS WITH INDUSTRY
    16
    YEARS WITH MFS

    Gary A. Lasman, CFA, is an Investment Officer of MFS Investment Management® (MFS®) and Portfolio Manager of the firm's municipal bond portfolios.

    He joined MFS in 2002 as a municipal fixed income research analyst. Prior to that, he served an assistant portfolio manager and senior municipal analyst for Liberty Funds Group. Before that, he served as vice president in the municipal group for Thomson Financial Services; and senior account manager for The Industrial Indemnity Financial Corporation.

    Gary earned a Bachelor of Arts degree from the University of California and a Master of Business Administration degree from the University of Chicago. He is a member of the CFA Institute (formerly the Association for Investment Management and Research); Boston Security Analysts Society, Inc.; Boston Municipal Analysts Forum; and the National Federation of Municipal Analysts.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration, and active risk management.

  • Geoffrey

    Geoffrey L. Schechter

    Fixed Income Portfolio Manager

    29
    YEARS WITH INDUSTRY
    25
    YEARS WITH MFS

    Geoffrey L. Schechter, CFA, CPA, is an investment officer at MFS Investment Management® (MFS®) and a portfolio manager of the firm's government securities and municipal bond portfolios.

    Geoff joined MFS as an investment officer in 1993 after working as a municipal credit analyst with a major insurance company. He was named portfolio manager in 1993.

    Geoff is a graduate of the University of Texas and has an MBA degree from Boston University. He holds the Chartered Financial Analyst (CFA) and Certified Public Accountant (CPA) designations.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration and active risk management.

  • James

    James T. Swanson

    Chief Investment Strategist

    43
    YEARS WITH INDUSTRY
    32
    YEARS WITH MFS
    VIEW FULL PROFILE

    James Swanson, CFA, is an investment officer and chief investment strategist of MFS Investment Management® (MFS®). He is also a fixed income portfolio manager for the MFS Diversified Income Fund, the MFS Managed Wealth Fund and a specialist in multi-asset and asset allocation strategies.

    James offers his insights and perspective on the markets and the economy to MFS clients around the world through in-person meetings, his Strategist's Corner online column and a blog launched in 2011. He is a frequent guest commentator on the markets on CNBC, Fox Business and Bloomberg Television and is often quoted in leading national and financial publications, including the Wall Street Journal, the New York Times, the Los Angeles Times and Investor's Business Daily. James joined MFS in 1985. He was named fixed income strategist in 2001 and chief investment strategist in 2004.

    He is a graduate of Colgate University and the Harvard Business School. James holds the Chartered Financial Analyst designation.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration and active risk management.

  • Jason

    Jason R. Kosty

    Fixed Income Portfolio Manager

    22
    YEARS WITH INDUSTRY
    15
    YEARS WITH MFS

    Jason R. Kosty is an investment officer and fixed income portfolio manager at MFS Investment Management® (MFS®). He is a member of the firm's municipal bond portfolio management team.

    Jason joined the firm in 2003 as a municipal bond research analyst and took on portfolio management responsibilities in 2014. Previously, he worked as a research associate and a municipal bond analyst for Columbia Management Group.

    Jason earned a bachelor's degree from the University of Massachusetts and a Master of Business Administration degree from Duke University. He is a member of the National Federation of Municipal Analysts and the Boston Municipal Analysts Forum.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration and active risk management.

  • Jedediah

    Jedediah Koenigsberg

    Institutional Fixed Income Portfolio Manager

    19
    YEARS WITH INDUSTRY
    10
    YEARS WITH MFS

    Jed Koenigsberg is an investment officer and an institutional fixed-income portfolio manager at MFS Investment Management® (MFS®). In this capacity, he participates in the research process and strategy discussions, customizes portfolios to client objectives and guidelines and communicates the portfolios' investment policy, strategy and tactics.

    Jed joined MFS in 2007 as a director and investment product specialist focusing on fixed income and alternative strategies. Prior to joining MFS, Jed was a senior product specialist at Evergreen Investments and spent seven years at PIMCO Funds as a portfolio specialist. Jed has worked in the financial services industry since 1999.

    Jed earned a bachelor's degree in economics from the State University of New York, Geneseo.

  • Joshua

    Joshua P. Marston

    Director of Fixed Income - North America, Fixed Income Portfolio Manager

    25
    YEARS WITH INDUSTRY
    18
    YEARS WITH MFS

    Joshua P. Marston is an investment officer and director of Fixed Income -- North America at MFS Investment Management® (MFS®). His responsibilities include managing MFS' US- and Canadian-based fixed income portfolio management team, as well as a range of portfolio management responsibilities across US- and Canadian-centric strategies.

    Josh joined MFS in 1999 as a credit analyst and was named portfolio manager and head of Structured Product Research in 2002. In 2005, he was named director of Structured Products and Financials Research and joined the Fixed Income Management Committee. He was named director of Fixed Income in 2011 and director of Fixed Income -- North America in 2017.

    Josh earned a Bachelor of Science degree from Boston University and a Master of Science degree from the Massachusetts Institute of Technology.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration and active risk management.

  • Lior

    Lior Jassur

    Director, Fixed Income Research - Europe

    24
    YEARS WITH INDUSTRY
    3
    YEARS WITH MFS

    Lior Jassur, DBA, is an investment officer and director of Fixed Income Research -- Europe at MFS Investment Management® (MFS®). He is also a fixed income research analyst. He has oversight of MFS' London-based fixed income research team. He works closely with portfolio managers to ensure investment ideas are properly positioned within portfolios. He is based in MFS' London office.

    Lior joined MFS in 2014 as a fixed income research analyst. He was named director of Fixed Income Research -- Europe in 2017. He was previously a managing director and head of credit research (EMEA) at HSBC Bank, Plc., for four years. His prior experience also includes two years as a credit analyst with Alliance Bernstein, five years as an executive director and trader at UBS Investment Bank and four years as a director and head of high yield credit research, Europe, at Dresdner Kleinwort Wasserstein. He also served as an analyst with Sumitomo Trust & Banking Co., Ltd. and as a manager at NatWest Group earlier in his career. He began his career in the financial services industry in 1993.

    Lior earned a bachelor's degree with honors from Brunel University and both a Master of Business Administration and Doctor of Business Administration from Henley Management College.

  • Matthew

    Matthew W. Ryan

    Fixed Income Portfolio Manager

    31
    YEARS WITH INDUSTRY
    21
    YEARS WITH MFS

    Matthew W. Ryan, CFA, is an investment officer of MFS Investment Management® (MFS®) and a portfolio manager of the firm's emerging market debt strategy. He also participates in the management of strategic income, multi-sector, diversified income and high yield portfolios.

    Before joining the firm in 1997, Matt worked for four years as an economist at the International Monetary Fund and for six years as an international economist with the U.S. Department of the Treasury. He was named a portfolio manager at MFS in 1998.

    He is a graduate of Williams College and earned a master's degree in international economics and foreign policy from Johns Hopkins University. Matt also holds the Chartered Financial Analyst (CFA) designation.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration, and active risk management.

  • Michael

    Michael L. Dawson

    Fixed Income Portfolio Manager

    29
    YEARS WITH INDUSTRY
    19
    YEARS WITH MFS

    Michael L. Dawson is an investment officer at MFS Investment Management® (MFS®) and a portfolio manager of the firm's state municipal bond funds.

    He joined MFS in 1998 and was named portfolio manager in 1999. Prior to joining the firm, Michael worked in institutional sales -- fixed income for Fidelity Capital Markets and Goldman Sachs. Prior to that, he was a research analyst in the municipal bond group at Franklin Templeton.

    Michael is a graduate of Santa Clara University and received a Master of Business Administration degree from Babson College. He is a member of the Boston Municipal Analysts Society and the National Federation of Municipal Analysts.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration and active risk management.

  • Philipp

    Philipp S. Burgener

    Fixed Income Portfolio Manager, Fixed Income Research Analyst

    18
    YEARS WITH INDUSTRY
    18
    YEARS WITH MFS

    Philipp S. Burgener, CFA, is an Investment Officer of MFS Investment Management® (MFS®) and a Fixed Income Research Analyst.

    Philipp joined MFS in 2000 as an inside wholesaler and transferred to the Fixed Income Department in 2002 as an analytic support associate in the Quantitative Group. In 2003 he joined the Structured Products Group and was promoted to an Investment Grade Research Analyst in 2005.

    Philipp earned a Bachelor of Arts degree from Colgate University and his Master of Science degree from Boston University. He is also a member of the CFA Institute and Boston Security Analysts Society, Inc.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration, and active risk management.

  • Pilar

    Pilar Gomez-Bravo

    Director of Fixed Income - Europe, Fixed Income Portfolio Manager

    20
    YEARS WITH INDUSTRY
    5
    YEARS WITH MFS

    Pilar Gomez-Bravo, CFA, is an investment officer, director of Fixed Income -- Europe at MFS Investment Management® (MFS®). She is also a fixed income portfolio manager with oversight of the firm's Global Aggregate and Global Credit portfolio management teams. She is based in MFS' London office.

    Pilar joined MFS in 2013 as a portfolio manager from Imperial Capital, where she served as a managing director. She was named to her current position in 2017. She previously served as a portfolio manager and head of research at Negentropy Capital, within Matrix Asset Management, and cofounded Marengo Asset Management. From 2006 through 2010, she served as a senior portfolio manager and head of credit, Europe, for Neuberger Berman. She began her career in financial services at Lehman Brothers in 1997 and spent nine years with the firm, including serving as head of investment-grade credit research for Europe.

    Pilar earned the equivalent of an LL.B degree in Law and a Bachelor of Science degree in Economics and Business Science from Universidad Pontificia Comillas (ICADE E-3, Spain). She also earned a Master of Business Administration degree from the Massachusetts Institute of Technology's Sloan School of Management. She has held the Chartered Financial Analyst designation since 2000.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration and active risk management.

  • Richard

    Richard O. Hawkins

    Fixed Income Portfolio Manager

    36
    YEARS WITH INDUSTRY
    29
    YEARS WITH MFS

    Richard O. Hawkins, CFA, is an investment officer and fixed income portfolio manager of MFS Investment Management® (MFS®). He manages investment grade and multi-sector bond portfolios. As a portfolio manager, he is responsible for final buy and sell decisions, portfolio construction, risk assessment and cash management and participates in the research process and strategy discussions. Richard also serves on the MFS Fixed Income Strategy Group, Fixed Income Risk and Opportunities Group and the Currency Group.

    Richard joined the firm in 1988 and was named portfolio manager in 1996. During his tenure at MFS, he has held the following positions: high grade credit research analyst, European credit research analyst and international sovereign and currency analyst. His previous experience includes two years as credit and sovereign analyst at Fidelity Investments and five years as an international lending officer at Manufacturers Hanover Trust Company covering Brazil.

    He earned a Bachelor's degree from Brown University and a Master of Business Administration from the University of Pennsylvania. He holds the Chartered Financial Analyst (CFA) designation and is a member of the CFA Institute and the Boston Security Analysts Society, Inc.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration and active risk management.

  • Robert

    Robert D. Persons

    Fixed Income Portfolio Manager

    31
    YEARS WITH INDUSTRY
    18
    YEARS WITH MFS

    Robert D. Persons, CFA, is an investment officer of MFS Investment Management® (MFS®) and a fixed income portfolio manager.

    Robert joined MFS in 2000 as an investment-grade fixed income research analyst. Prior to joining the firm, he served six years as a bond analyst/portfolio manager for Scudder Kemper Investments, three years as an investment manager for The Travelers Insurance Company and three years as an investment analyst for Bailard, Biehl & Kaiser.

    He earned a Bachelor of Arts degree from Bucknell University and a Master of Business Administration degree from Northwestern University. He holds the Chartered Financial Analyst (CFA) designation.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration and active risk management.

  • Robert

    Robert M. Hall

    Institutional Fixed Income Portfolio Manager

    24
    YEARS WITH INDUSTRY
    24
    YEARS WITH MFS

    Robert M. Hall is an investment officer and an institutional fixed income portfolio manager at MFS Investment Management® (MFS®). In this capacity, he participates in the research process and strategy discussions, customizes portfolios to client objectives and guidelines and communicates the portfolios' investment policy, strategy and tactics.

    Rob has served in a variety of roles since joining MFS in 1994, including institutional marketing and client service. From 2000 to 2009, he was the product specialist for the firm's Luxembourg-registered SICAV funds, covering both equity and fixed income strategies. Since 2009, he has been part of the fixed income investment team, with a particular focus on emerging market debt and developed market sovereign debt.

    Rob graduated from Gordon College with a bachelor's degree. He earned a master's degree in education from the University of Massachusetts, Lowell. Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration and active risk management

  • Ward

    Ward Brown

    Fixed Income Portfolio Manager

    22
    YEARS WITH INDUSTRY
    12
    YEARS WITH MFS

    Ward Brown, CFA, Ph.D., is an investment officer and fixed-income portfolio manager at MFS Investment Management® (MFS®). He is a member of the Emerging Markets Debt team, and his management duties include MFS' emerging market debt strategies and institutional accounts in addition to conducting macroeconomic research and individual credit analysis.

    Ward joined MFS in 2005 as a fixed-income research analyst and was named portfolio manager in 2008. Prior to joining MFS, he served as an economist for the International Monetary Fund for eight years. Ward spent four years as a research and teaching assistant for the Financial Markets Group at the London School of Economics and Political Science and later served as a lecturer at the school in the Economics Department.

    Ward earned his bachelor's degree from McGill University and holds master's and doctoral degrees in economics from the London School of Economics and Political Science.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration and active risk management.

  • William

    William J. Adams

    Chief Investment Officer - Global Fixed Income

    23
    YEARS WITH INDUSTRY
    17
    YEARS WITH MFS
    VIEW FULL PROFILE

    William J. Adams, CFA, is chief investment officer -- Global Fixed Income and a fixed income portfolio manager at MFS Investment Management® (MFS®). He has overall responsibility for the global team of fixed income portfolio managers and fixed income research analysts. Bill is also a member of the MFS Global Fixed Income Management team and serves on the portfolio management team of several of the firm's fixed income strategies. He is based in Boston.

    Bill joined MFS as a corporate credit analyst in 1997 and was named portfolio manager in 2000. He left MFS in 2005 and rejoined the firm in 2009 as director of High Yield Research. The following year, he was appointed director of Credit Research. In 2011, he was named high yield portfolio manager and was appointed director of Fixed Income, with oversight of MFS' team of fixed income research analysts. He was named to his current position in 2015. During his tenure at MFS, Bill has covered a number of sectors, including industrials, media, cable, telecommunications, retail and consumer products. As a portfolio manager, he has invested across a variety of investment-grade and high-yield corporate bond securities.

    Prior to joining the firm, Bill was a credit/securities analyst at Conseco Capital Management from 1994 to 1997, where his responsibilities included investment-grade and high-yield credit, as well as equity coverage. From 1991 to 1994, he served as a lending officer at Mellon Bank.

    Bill received a BA in 1988 from LaSalle University. In 1990, he was awarded an MA from Indiana University, where he also received an MBA in 1991. He holds the Chartered Financial Analyst (CFA) designation from the CFA Institute and is a member of the Boston Security Analysts Society.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration and active risk management.

  • William

    William P. Douglas

    Fixed Income Portfolio Manager

    28
    YEARS WITH INDUSTRY
    14
    YEARS WITH MFS

    William P. Douglas is an Investment Officer of MFS Investment Management® (MFS®). He is an Investment Grade Fixed-Income Portfolio Manager of the balanced portfolios of our mutual funds, variable annuities, and institutional accounts. In this capacity, William participates in the research process and strategy discussions, maintains overall responsibility for portfolio construction, final buy and sell decisions, and risk management.

    William joined MFS in 2004 with more than 14 years experience, including ten years as vice president and senior mortgage analyst for Wellington Management Co. LLP.; and four years as a risk analyst for Arthur D. Little Inc.

    He earned a master's degree from The Massachusetts Institute of Technology and a artium baccaleureus degree from Brown University.

    Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration, and active risk management.

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