Joslin Diabetes Center Executive and Leadership Team

June, 2026

Leadership Overview

Joslin Diabetes Center has 4 executives leading key functions including strategy, operations, and finance.

Driven by a legacy of innovation, Joslin Diabetes Center advances diabetes research, clinical care, and education, impacting global health outcomes through dedicated scientific inquiry and patient-centered treatment.

Leadership Roles at Joslin Diabetes Center

  • President & Chief Executive Officer - Peter Amenta
  • President & Chief Executive Officer - Roberta Herman
  • Chief Financial Officer - Kristil Smith
  • Chief Operating Officer - Susan Lit
  • Peter Amenta - President & Chief Executive Officer

    Peter Amenta, the President & Chief Executive Officer at Joslin Diabetes Center, directs the organization's overarching strategy and operational execution. Amenta guides the integration of clinical services, research initiatives, and educational programs to advance the center's mission. This leadership role involves fostering collaborations across departments to ensure seamless patient care pathways and groundbreaking research discoveries. By optimizing resource allocation and strategic partnerships, Peter Amenta drives the center's growth and impact in the global fight against diabetes. The Chief Executive Officer ensures alignment with the organization's long-standing commitment to pioneering diabetes treatment and prevention.

    Roberta Herman - President & Chief Executive Officer

    Roberta Herman, the President & Chief Executive Officer at Joslin Diabetes Center, spearheads the strategic vision and comprehensive management of the institution. Herman oversees the integration of cutting-edge research, advanced clinical care, and vital educational outreach, reinforcing Joslin's position as a global leader. This executive function involves cultivating an environment of innovation and excellence across all facets of the organization. By championing new research methodologies and patient care models, Roberta Herman ensures the continuous advancement of diabetes treatment and prevention strategies. The Chief Executive Officer's leadership ensures the sustained delivery of high-quality care and the pursuit of transformative discoveries in diabetes science.

    Kristil Smith - Chief Financial Officer

    Kristil Smith, the Chief Financial Officer at Joslin Diabetes Center, directs all financial planning, management, and reporting activities for the organization. Smith oversees budgeting, forecasting, and fiscal strategy, ensuring the financial health and sustainability of the center's research, clinical, and educational endeavors. This executive position involves managing investments, optimizing revenue streams, and ensuring compliance with all financial regulations. By providing strategic financial guidance, Kristil Smith supports the continuous pursuit of innovative diabetes research and patient care. The Chief Financial Officer's oversight is crucial for maintaining the operational integrity and long-term growth of the center's vital mission.

    Susan Lit - Chief Operating Officer

    Susan Lit, the Chief Operating Officer at Joslin Diabetes Center, manages the day-to-day operational efficiency and strategic implementation of the center's clinical and research functions. Lit oversees the coordination of administrative departments, ensuring seamless integration of patient services, research support, and educational delivery. This critical role involves optimizing workflows and resource management to enhance the overall patient experience and research productivity. By driving operational excellence, Susan Lit supports the advancement of diabetes care and the pursuit of groundbreaking scientific discoveries. The Chief Operating Officer ensures that all operational activities align with the center's mission to prevent, treat, and cure diabetes.
    Susan Lit

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    Frequently Asked Questions Regarding Joslin Diabetes Center Top Executives and Leadership Team

    Who leads Joslin Diabetes Center?
    Joslin Diabetes Center is led by Peter Amenta (President & Chief Executive Officer), along with executives such as Roberta Herman (President & Chief Executive Officer) and Kristil Smith (Chief Financial Officer).
    Who is part of Joslin Diabetes Center’s executive team?
    The executive team of Joslin Diabetes Center includes leaders such as Peter Amenta (President & Chief Executive Officer), Roberta Herman (President & Chief Executive Officer), Kristil Smith (Chief Financial Officer) and other senior executives.
    How many executives does Joslin Diabetes Center have?
    Joslin Diabetes Center has 4 executives leading key business areas.
    What roles are included in Joslin Diabetes Center’s leadership team?
    The leadership team of Joslin Diabetes Center includes roles such as President & Chief Executive Officer, President & Chief Executive Officer, Chief Financial Officer, Chief Operating Officer.