Leadership in Support of Science

The UMass Diabetes Center of Excellence (DCOE) is privileged to be supported by a Visiting Advisory Committee (VAC).  Each member shares a passionate commitment for diabetes care, research and ultimately the cure.  VAC members have demonstrated their effective leadership by reaching the top of their respective professions. They donate their time to help advance the DCOE mission, and lead by example through their generous philanthropy.

  • Michael Aspinwall

    Michael Aspinwall

    Co-Founder & CEO of Stability Health, whose mission is to improve health outcomes for individuals with diabetes. They use a proprietary clinically-based technology platform that enhances physician effectiveness and helps individuals better manage their own care.  Mike's motivation stems from wanting to help people like his dad, who lived with T1D for 60 years.  His father was the first person in Massachusetts to ever use an insulin pump.


  • Ronny Bachrach

    Ronny Bachrach

    Ronny lives with type 1 diabetes and is excited to engage and help with groups working to better the lives of those living with the disease.  She is a member of the Center for Nutrition and Metabolism Advisory Committee at Beth Israel Deaconess Medical Center (BIDMC) and also serves on the Board of Overseers at BIDMC.

  • John Cammett

    John Cammett

    John has type 1 diabetes and is inspired by his mother who has lived with T1D for over 55 years.  He is a lifelong entrepreneur with over 30 years of experience in all aspects of real estate, including finance, investment, management, and leasing for the transportation and logistics industry.  John serves on the finance committee for JDRF and lends his business expertise and financial support to new therapies and technologies. 

  • Mark Fuller

    Mark Fuller

    Living with type 1 diabetes himself, Mark has been active in the diabetes education community for over 25 years.  He is Chairman & Treasurer of the George F. & Sybil H. Fuller Foundation, which funds a term chair for one of the principal investigators in the UMass Diabetes Center of Excellence Research Labs.  He is also Past Chairman and the current Treasurer of the Barton Center for Diabetes Education.

  • Nicole Johnson

    Nicole Johnson, PhD

    Nicole won the Miss America title in 1999.  She became the first Miss America with diabetes and the first contestant to publicize the use of an insulin pump.  Today Nicole is a nationally recognized advocate for diabetes research and education, as well as National Director of JDRF Mission.  She has published seven books related to diabetes, including several cookbooks.

  • Mark Sebell

    Mark Sebell

    Mark is living with type 2 diabetes in Shrewsbury, MA, and receives his care from Dr. David Harlan.   Mark worked for 45 years as a “Business Process Innovationist,” professionally facilitating team-based innovation projects for a wide array of Fortune 500 companies. Dr. Harlan invited him to join the DCOE Visiting Advisory Committee to help insure the maximum productive output from the VAC’s semi-annual meetings and other team-based activities.


  • Dan Sheeran

    Dan Sheeran

    CEO of HealthSlate, which provides digital diabetes prevention and management programs.  In partnership with the American Association of Diabetes Educators they created a tablet with diabetes education videos, which is in use at healthcare facilities throughout the U.S.  Dan is also a Board Member on the Council for Diabetes Prevention. 

  • Joseph Vicidomino

    Joseph Vicidomino

    Joe’s grandson was diagnosed with type 1 diabetes at the age of 2. In the two years since the initial diagnosis, he has come to understand how patients and their families work together as they adjust their lives to deal with the myriad challenges presented by diabetes. As a Global Vice Chair (Retired) with Ernst & Young, Joe has considerable experience developing and leading the implementation of solutions to complex challenges faced by various types of organizations ranging in size from emerging businesses to large global companies. He looks forward to leveraging his experiences in ways that will advance the mission of the DCOE.