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Our Team

Abbie Rosenberg

Founder, Executive Director

Abbie has over 30 years of experience as an advanced psychiatric nurse practitioner, including outpatient private practice, inpatient psychiatric care and on college campuses. She also has experience in the non-profit sector as the founder and executive director of an event raising money for ALS (Lou Gehrig’s disease) for 16 years

Abbie lives in Hopkinton, MA with her husband and two sons. She enjoys hiking with her dog, volunteering in her community and spending time with family and friends.

Marissa Carty

Program Development & Marketing Manager

Marissa is a former MHC intern, the founder of MHC’s Young Adult Advisory Board, and an alumni from Boston University’s Class of 2022. She graduated summa cum laude with a B.A. in psychology and was a Kilachand Honors College scholar. She has experience in social-emotional education, behavioral healthcare, graphic design, event management, and research. She is excited to use her skills to support MHC in bringing mental health literacy to all. 

In her free time, Marissa teaches dance, spends time outdoors, and loves to bake for her family and friends.

Ellie Winthrop

Board Chair

Ellie has worked in the nonprofit world for the past 18 years serving on various boards as secretary and treasurer. She has experience in fundraising as well. She currently volunteers as an ESL tutor at Literacy Unlimited in Framingham MA and as a mentor for Mazie Mentoring of Big Brother Big Sister in Framingham MA as well.

Ellie lives in Hopkinton with her husband and 3 children. In her free time she enjoys playing tennis, bike riding and plant based cooking.

Ali Balster

Vice Chair

Ali has over 20 years experience as a diverse business leader with expertise in supply chain management, financial analysis, engineering and operations. She is a trained industrial engineer having spent fifteen years in aerospace manufacturing worldwide. More recently, Ali founded a gourmet catering business and currently serves as an account analyst for a wealth management firm. 

Ali volunteers for various Hopkinton organizations including MOMs Group, the HPTA, the Sharon Timlin Memorial 5K and Mental Health Collaborative.

Josh Levitt


Josh has over a decade of volunteer experience across a breadth of focus areas, including education, homelessness, hunger, and support for youth on the autism spectrum. He has served in both regional and national leadership roles focused on promoting corporate social responsibility. He is currently the Chief of Staff to the CEO at Blink Health, a health technology company that makes it cheaper and easier for patients to access prescription medication.

Josh lives in Denver with his wife Jamie and their 2 cats, where he spends much of his free time frequenting new restaurants.

Brian Gross


Brian Gross is a partner in the Boston office of the law firm Manning Gross + Massenburg, and has more than twenty years of experience finding client-oriented solutions to complex business and litigation issues.  His practice involves a broad spectrum of litigation, but is primarily concentrated in corporate litigation.

Brian lives in Hopkinton with his wife and two children, and has been active in Hopkinton youth sports for many years.  He enjoys travel, sports, and spending time with family.

Gabrielle Giordano BS, EdM

Gabrielle was a teacher at Fay School in Southborough MA for many years.  She was previously a stay at home mom, who balanced volunteer opportunities with part-time businesses, and also a Financial Aid Director at the Kennedy School of Government at Harvard University. She has three adult children who are now all out of the house. She is working with Mental Health Collaborative as an educator consultant and co-taught the mental health curriculum remotely and is now enjoying training other educators.

Denise E. Hildreth, Phd, LICSW

Denise has been a licensed clinical social worker for almost 25 years. During that time, she has provided support to children and families facing a variety life challenges. She has expertise in helping families navigate typical life transitions and to recover from painful life events, significant losses, and mental health challenges. In addition to her clinical work, Denise has been a social work educator for much of her career, educating and training social work students at the undergraduate and graduate levels. She currently serves as a member of the faculty at Regis College in Weston.

Carrie Prisco MA, EdM

Carrie was a teacher and team leader in Westborough, MA for years.  She has two girls of her own and loves being active and volunteering in her community.  Carrie co-taught the mental health curriculum to remote 8th graders in MA, and enjoyed using interactive and creative ways to engage the students.  She is passionate about teaching and learning, and believes this curriculum will make a difference in students and schools. 

Karen Renaud, M.Ed., CiWPP, CiHS

Karen has been teaching in the field of wellness education for 23 years.  She proudly served as the K-12 Wellness Subject Matter Leader for the Hopkinton Public School district and has presented at the MAHPERD, SHAPE America Eastern District Association and National conventions.  Several years ago, she was introduced to Positive Psychology while developing a high school stress management course.  She was so fascinated by this field of study that she enrolled in a certification program in Wholebeing Positive Psychology.  In the years since, she has also completed certifications in Positive Psychology Coaching, Happiness Studies with Dr. Tal Ben Shahar and is completing a mindfulness and meditation certification program. Currently, she works as a Positive Psychology coach for teens and young adults, is an online course creator and professional education provider. She is passionate about bringing Mental Health education to all schools in the U.S. because it is an often ignored, stigmatized and misunderstood part of our health and wellbeing. Karen is thrilled to be part of the Mental Health Collaborative team.

Elizabeth Schuster,  M.A. in Counseling Psychology

Elizabeth is a licensed secondary school adjustment counselor with over 18 years of experience working with students in grades 6-12, as well as, college students. Her work has focused on helping students with mental health challenges, social/emotional challenges, and helping students and families navigate the accessibility process involved with physical, learning, and medical disabilities.  Elizabeth is also an adjunct instructor in undergraduate psychology programs and an executive function coach working with college students.

Gail Martinez Waters, Ph.D., LCPC, NCC

Gail has a Ph.D. in Counselor Education and Supervision with Spiritual and Pastoral Integration, as well as a M.Ed. in School Counseling. She has 17 years of experience working with children and adolescents as a K-12 school counselor and licensed clinical professional counselor in Maryland. In addition to her school and clinical experience, she is an adjunct professor in the Clinical Mental Health Counseling graduate program at Wilmington University in Delaware. Gail’s doctoral research study was on the impact of mental health literacy training on mental health knowledge, attitudes, relationships, and spirituality at work of secondary teachers. Mental health literacy advocacy, research, and training in schools and communities is her passion.

Evan Bishop

Evan is the principal at Hopkinton High School. He has worked at HHS for the past 15 years. He started his career as a school counselor and coach and has spent the last 10 years as an administrator. He loves to spend time with his family & friends, coaching his daughter’s sports teams, traveling and exercising.

Ilene Silver

Ilene is a former longtime principal of the Elmwood School in Hopkinton, MA. She lives in Framingham with her husband and loves to spend time with her grandchildren and travel. She is also is an avid volunteer in her community.

Kirk Lum

Kirk is a psychiatrist who has been in practice in the Boston area for over 20 years.  He has enjoyed working in community mental health clinics and private practice.  He has a love and appreciation for teaching and schools as both his wife and daughter are teachers and he did a student teaching internship himself at Brookline High School many moons ago.

Lisa Stevenson

Lisa is an award winning Creative Director/Art Director with more than 25 years of experience. She is VP, Creative Director at Merge, Boston—a marketing agency specializing in the healthcare and financial services industries. She is mom to two amazing daughters and when she isn’t driving the dance carpool, she loves to travel and ski with her kids.

Sharon Burdulis

Sharon has been practicing pediatrics for over 20 years in the community setting. She and her husband are blessed with 5 children and 2 dogs. In addition to spending time with her family, she loves to run and volunteer her time.

Gina BatesUniversity of Massachusetts, AmherstClass of 2019
Natalie HarrisUniversity of Massachusetts, AmherstClass of 2020
Holly BurnsHopkinton High SchoolClass of 2021
Camryn D’AloiaFramingham State UniversityClass of 2021
Matt GrossTulane UniversityClass of 2021
Emma LaCasciaBoston UniversityClass of 2021
Maddie McGuireBoston CollegeClass of 2021
Sarah PearsonUniversity of PittsburghClass of 2021
Maddie AlfordUniversity of MarylandClass of 2022
Marissa CartyBoston UniversityClass of 2022
Rose GoldsteinUniversity of VirginiaClass of 2022
Amanda HiggensMount Saint Vincent UniversityClass of 2022
Sydney HolzmanThe Rivers SchoolClass of 2022
Kate HuebnerBoston CollegeClass of 2022
Anagha KumarHarvard UniversityClass of 2022
Nate PucciDartmouth CollegeClass of 2022
Danielle SharonUniversity of MichiganClass of 2022
Ashlyn SilvaBoston UniversityClass of 2022
Zack SisitskyGeorgetown UniversityClass of 2022
Rana SomekhianUniversity of MarylandClass of 2022
Ally GrayWorcester AcademyClass of 2023
Maya HolzmanThe Rivers SchoolClass of 2023
William HuebnerBabson CollegeClass of 2023
Harrison LiangBoston UniversityClass of 2023
Ellie MerrildLibertyville High SchoolClass of 2023
Elise MillerWestfield State UniversityClass of 2023
Evan SisitskyLoyola University MarylandClass of 2023
Nicole WinthropUniveristy of MichiganClass of 2023
Katie BalsterHopkinton High SchoolClass of 2024
Zadie BlishThe Blush SchoolClass of 2024
Cece ChapmanNorfolk County Agricultural High SchoolClass of 2024
Christina GalegoHopkinton High SchoolClass of 2024
Evanya MathurHopkinton High SchoolClass of 2024
Tara PucciBoston CollegeClass of 2024
Srilakshmi VenkatesanHopkinton High SchoolClass of 2024
Amelia CohenColgate UniversityClass of 2025