Stamford Health Board of Directors

Enrique Chang

Enrique recently retired after thirty-five years from the investment management industry. He was the global Chief Investment Officer for Janus Henderson from 2017 until March of 2022. Prior to that, he served as President and CIO of Janus Capital from 2013. From 2006 until March of 2013, he was the global CIO of American Century Investments. In addition to his investment team responsibilities, he was a director of the board of ACI. Prior to 2006, he worked as a CIO and senior portfolio manager for Munder Capital, General Re and Vantage Global Advisors.

Enrique has an MBA in finance and an MS in Statistics and OR from NYU Stern School of Business. He has a BA in Mathematics from Fairleigh Dickinson University in Madison, NJ. He has two children, Michael and Emily and has been married to Cathy Farley for thirty-five years. He and Cathy reside in Greenwich, CT and Carmel, CA.

Cheryl De Vonish, J.D

Cheryl De Vonish was appointed as NCC’s Chief Executive Officer on July 1, 2019. Since 2015 Cheryl has served in a variety of leadership roles at NCC and an adjunct faculty member. Prior to her appointment as CEO, Cheryl served in the role of Chief Operating Officer, which included the portfolio of Dean of Administration and Director of Human Resources. Cheryl also served as NCCs Chief Diversity & Equity Officer, Special Advisor to the President’s Office.

Cheryl attended SUNY Binghamton, where she earned a B.A. in Psychology, and subsequently, received her Juris Doctorate from Albany Law School. Cheryl has been admitted to practice law in New York and Connecticut and brings over 10 years of experience in public service. Prior to joining NCC, Cheryl worked as an attorney for the City of New York and served on the Department of Youth and Community Development Advisory Board.

Through her academic, professional and volunteer work, Cheryl remains committed to issues of equity, social justice and partnership with community organizations to advance diversity and inclusion at NCC. Cheryl has partnered with CT Students for a Dream to promote the Unafraid Educators initiative and worked with the Fairfield County’s Community Foundation Fund for Women and Girls to support the launch of NCC’s Sister Circle initiative.

In 2015, Cheryl gave the Women of Distinction Keynote address and in May of 2017, NCC’s Student Government Association awarded Cheryl with the NCC Campus Community Award for her work with, and commitment to, NCC Students.

Cheryl has served as a volunteer attorney for the Connecticut Veterans Legal Center and currently serves on the Board of Directors for Family & Children’s Agency and the Greater Norwalk Chamber of Commerce.

Michael Diliberto

Michael P. Diliberto is Executive Vice President and Chief Information Officer at Gartner, having joined the company in May 2016. As CIO, Michael is responsible for driving the technology and innovation required to sustain the growth of the largest research and advisory firm in world. Research provided by Gartner targets CIOs, senior IT, marketing and other CxO leaders. Gartner clients include large corporations, government agencies, technology companies, and the investment community.

Prior to Gartner, Mr. Diliberto was the CIO of, a leader in online travel and related services, where he was responsible for the development and maintenance of the website and the infrastructure that supported the business. During his years of service, grew from an Internet startup to an industry leader with a market capitalization over $90 billion.

Prior to joining in 1998, Mr. Diliberto held several senior information technology positions at News Corporation, where he was instrumental in establishing an online presence for properties such as Fox News, Fox Sports, TV Guide and helped launch Major League Baseball’s online presence. He also held several leadership positions at Prodigy Services Company, one of the pioneering consumer-focused online services, including Vice President of Content Engineering. Mr. Diliberto also served as a Sergeant in the US Army Reserves for 9 years. He holds a Bachelor of Arts degree in Computer Science from State University of New York at New Paltz.

Matthew Dumas

Matt is the Founder and Managing Partner of Chasm Partners, a retained executive search firm focused on the healthcare technology and services space. Matt brings over 20 years of business operating experience leading new ventures and turnarounds in the healthcare technology and consumer marketing space. Prior to founding Chasm Partners in 2015, he served in a number of operating roles as the CMO for WebMD and Brand Manager at Procter & Gamble. As a healthcare technology entrepreneur, Matt was Founder & Managing Director of Nielsen Health and CEO of Deutsche Ventures, start-ups focused on healthcare big data platforms providing innovative analytic solutions for Life Science, Consumer Brands and Retailers. He also founded Ecosys Consumer Analytics, a healthcare patient targeting and marketing ROI analytics platform that eventually merged with Crossix Solutions, which was acquired by Veeva Systems in 2019.

Matt graduated from Colby College and received an MBA from the University of Michigan Ross School of Business. He is an investor in and advisor for various privately held ventures in the healthcare technology and services space. Matt is a member of the Board of Directors at Stamford Hospital, ranked by US News and World Report as one of the top hospitals in Connecticut, where he also serves on the Quality & Clinical Affairs as well as Finance Committees.

Michael Ebright, M.D.

Dr. Ebright is currently Director of Thoracic Surgery at Stamford Health, as well as Vice-Chair of the Department of Surgery. He is also an attending surgeon at New York-Presbyterian/Columbia in Manhattan and Associate Clinical Professor of Surgery at Columbia University Vagelos College of Physicians and Surgeons.

He received his B.A. from Haverford College and M.D. from New York University School of Medicine. He completed his general surgical residency and cardiothoracic surgical residency at the University of Maryland Medical Center. His surgical oncology research fellowship and thoracic surgical oncology fellowship were completed at Memorial Sloan Kettering Cancer Center.

Dr. Ebright was an Assistant Professor of Cardiothoracic Surgery at Boston University School of Medicine where he practiced for over six years. There, he was Director of the Center for Thoracic Oncology and served as Co-Chair of the hospital-wide Value Analysis Committee.

At Stamford Health, Dr. Ebright’s primary focus is his clinical practice, largely focused on thoracic malignancies. He was instrumental in establishing Stamford’s Lung Cancer Screening Program, as well as the Perioperative Optimization Program and the Heartburn, Reflux & Esophageal Specialty Center. Dr. Ebright currently serves on the Board of Directors of the Stamford Health Medical Group, as well as multiple hospital committees.

Dr. Ebright is academically active, widely published in the areas of lung cancer and esophageal disease. He is a member of multiple surgical societies and serves on the Executive Committee of the New York General Thoracic Surgical Club.

Dr. Ebright resides in Stamford with his wife Deena and their two children. Dr. Deena Ebright is an internist with SHMG practicing at the New Canaan location.

Lucy Galbraith

Ms. Galbraith is co-founder and managing member of Kindred Capital Advisors, a family investment firm based in Norwalk, CT. She has an extensive background in finance and held positions as Managing Director and Head, North America and Latin America Loan Syndications at SBC Warburg and Managing Director and Global Head of Loan Syndications at Morgan Stanley, among others. Ms. Galbraith then served as Portfolio Manager at Bennett Management in Stamford, CT for over a decade. Ms. Galbraith currently serves as a board member and treasurer of The Steppingstone Foundation and as a board member of The Dikembe Mutombo Foundation and has served on the board of WHA Holdings S.A. and as a member of the Board of Trustees for St. Luke’s School in New Canaan, CT.

Ms. Galbraith graduated from Yale University and holds a B.A. in history. She currently resides with her husband, Steve, in Darien, CT.

Paul Giusti

Mr. Giusti is the President & Chief Executive Officer of the Multiple Myeloma Research Foundation (MMRF) – the largest nonprofit in the world focused on multiple myeloma. The MMRF has raised over $500 million to support myeloma research resulting in thirteen new FDA-approved therapies and a tripling of patient lifespans.

Mr. Giusti also oversees the Multiple Myeloma Research Consortium (MMRC), a group of leading multiple myeloma research centers working together to share information and speed clinical trial accrual, and the Myeloma Investment Fund, a venture capital fund investing in biotech companies with promising yeloma therapies.

Prior to the MMRF, Mr. Giusti worked as an entrepreneur for over 30 years – founding, managing and building businesses ranging from real estate development to marketing to investments. Early in his career, Mr. Giusti worked as an executive for GE where he held a number of management positions with a wide range of responsibilities.

Mr. Giusti’s public service includes serving two terms as an elected Selectman for the Town of New Canaan as well as serving two terms on the Board of Finance.

Mr. Giusti holds a Bachelor of Science degree from the Colorado School of Mines and an MBA from Harvard University.

Patrick T. Hackett

Patrick T. Hackett joined Warburg Pincus investing in health care services companies in 1990 and, from 1999 until his retirement in 2017, he invested in technology, media and telecommunications (TMT”) companies. Before his retirement, Mr. Hackett headed the firm’s TMT investing activities, and he was a member of the firm’s Executive Management Group, the senior leadership group of the firm. Mr. Hackett continues to be a Senior Advisor to Warburg Pincus principally in TMT and healthcare.

Mr. Hackett is a board member of Outset Medical, a medical device company with an innovative treatment of patients requiring kidney dialysis and Intelligent Medical Objects, a healthcare information and software business. Mr. Hackett has a long history of serving as a board member for over twenty companies in a variety of health care and technology fields such as managed care, hospital management, skilled nursing, health care IT, application and infrastructure software and data analytics. In addition, he previously served as a Trustee on the Board of Trinitas Health & Regional Medical Center, the principal medical center in Elizabeth NJ where he was raised. Mr. Hackett is also on the NY/NJ Advisory Board for YearUp!, a training, education and mentoring organization aiding disadvantaged youth.

Mr. Hackett graduated from the University of Pennsylvania with a B.A. in chemistry and holds a B.S. in economics from the Wharton School at the University of Pennsylvania.

Shara Israel, M.D.

Dr. Shara Israel is a Primary Care Physician in the Stamford Health Medical Group, and Associate Clinical Professor of Medicine at Columbia University Vagelos College of Physicians and Surgeons.

Dr. Israel attended Barnard College and Columbia University College of Physicians and Surgeons Medical School. She completed her Internal Medicine Residency at Cornell University Medical Center. In 1995, she joined the Stamford Hospital as the Associate Director of the Internal Medicine residency program and Director of outpatient clinics. In this capacity, she guided the residents in their care of Stamford’s underserved population and worked closely with community and hospital-based physicians. After 11 years in this role, Dr Israel joined a local Internal Medicine practice in town which was the first Primary Care group to become part of Stamford Health in 2012.

Dr. Israel founded and has continued to coordinate the Stamford Health Women Physicians group which meets quarterly and encourages camaraderie and ongoing medical education among the many varied medical disciplines of female physicians of Stamford Health. In addition, her practice serves as the site for all second year Internal Medicine residents to shadow and learn from her group’s physicians about community based Primary Care medicine.

Dr. Israel resides in Stamford with her husband David. They are currently “empty nesters” from their 4 children and one grandson.

Maher Madhoun

Dr. Madhoun is currently the Medical Director of Operations at Stamford Health who oversees the Hospitalist Division in the Department of Medicine, The Infusion Center, Anticoagulation Clinic, Perioperative Optimization Clinic, and the Physician Advisor Program. He was nominated to be the President of the Medical Staff during the 2022 Medical Staff Election, and prior to becoming President, he served as Vice President of the Medical Staff for two years.;

He received his Bachelor Degree in Biology from SUNY Old Westbury, and both a Medical Degree and Master in Science Degree from The American University of the Caribbean School of Medicine. He went on to also complete a Masters Degree in Medical Management from Carnegie Mellon in 2019. Dr. Madhoun completed his Medical Residency and Chief Residency at Stamford Health in 2006 and an Infectious Disease Fellowship in 2008 at St. Lukes-Roosevelt in Manhattan. Dr. Madhoun is also an Associate Professor at Columbia University Vagelos College of Physicians & Surgeons, an Assistant Professor for the Department of Internal Medicine of the Frank H. Netter MD School of Medicine at Quinnipiac University, and serves an Affiliate Faculty for the College of Health Professions, Master in Physician Assistant Studies.

Dr. Madhoun is clinically active as both an Infectious Disease and Internal Medicine Physician. At the height of COVID, he also served as a town expert for the COVID taskforce for Ridgefield, CT. He resides in Ridgefield with his wife Caitlin and three school aged children (two boys and one daughter).

Mallory Martino

Mallory Martino is the Chief Human Resources Officer at BIC, responsible for the development and delivery of BIC’s global HR strategy. Mallory joined BIC in January 2020 and is focused on leading the HR transformation and critical people initiatives that accelerate the cultural shifts required to deliver profitable, sustainable growth.

Mallory has spent her career working with business and HR leadership to define and execute people strategies that drive performance. Prior to joining BIC, Mallory worked at McKinsey & Co., serving clients across multiple industries on a range of organizational and people topics. She has worked on a multitude of transformations and large-scale HR initiatives at manufacturing, renewable energy, industrial, and media/entertainment companies. She has also worked extensively on HR organizational design, the creation of leadership development and performance management programs, and change management initiatives, all with a focus on capability building and linking talent strategy to business performance. Prior to joining McKinsey, Mallory spent four years at McLagan, a subsidiary of AonHewitt, where she advised financial services companies on the design of compensation programs.

Mallory holds a Master of Business Administration with distinction from Cornell University's Samuel Curtis Johnson Graduate School of Management and a Bachelor of Arts in Economics from Northwestern University. Mallory currently resides in Stamford with her husband, Michael, and two sons, John and James

Kathleen Silard, MS, BSN, RN, FACHE

Mrs. Silard is the President and Chief Executive Officer at Stamford Health. She is responsible for a 305-bed acute care hospital, the Stamford Health Medical Group, an extensive ambulatory network and the Foundation for Stamford Health. She is responsible to the Board of Directors for the development of high level strategy, major corporate decisions regarding operations, financial performance and human resource talent management.

Prior to becoming President & CEO, she was the Executive Vice President and Chief Operating Officer at Stamford Hospital. She was in this position since 2003. She was responsible for clinical and operational leadership at Stamford Health. She led the development and building of the new hospital at Stamford Health and has been a leader in several other initiatives including the development of the Heart & Vascular Institute, the Bennett Cancer Program and collaboration with Dana Farber relationship as well as the unique collaborative for Orthopedics and Spine with Hospital for Special Surgery, the Women’s Breast Center, Children’s Specialty Center and Pediatric Emergency Department.

Mrs. Silard started her career as a Pediatric and Neonatal ICU Nurse at Einstein Hospital in NY. From there she became Director of Clinical Operations at Einstein and went on to become the Executive Director of the Montefiore Medical Group. Before joining Stamford Hospital, Mrs. Silard was the Executive Vice President and Chief Operating Officer at St. Josephs Regional Medical Center in NJ.

Mrs. Silard has a Bachelor of Science in Nursing from Herbert H. Lehman College, City University of New York and Masters Degree in Health Care Administration from Iona College. She has been active in several community organizations such as Stamford EMS, Greenwich PTA, Greenwich Scholarship, YWCA of Greenwich, Fairfield County Business Association, Parents of Tufts University Dental School, Hobart & William Smith College, Loyola University, and Friends of Kent School. She is a Fellow in the American College of Healthcare Executives. She currently serves on the Board of Directors for various healthcare organizations and is the recipient of several awards recognizing her dedication to the community. She lives in Greenwich with her husband, Edward and has three sons, Dr. Christopher Silard, Andrew Silard and Brian Silard.

Chad Spooner is Chief Financial Officer for BIC. In his role, Chad is responsible for driving the organization’s financial management and planning, where he works closely with Business Unit teams and internal and external stakeholders.

Most recently Chad was CFO of Slingshot Health, an innovative new healthcare technology start-up that is a two-sided online marketplace that directly connects patients and healthcare providers.

Before joining Slingshot Health, Chad was a Co-Founding Partner and Managing Director at Tenex Capital Management, a middle market, operationally- focused private equity firm, where he was Chief Financial Officer of the firm for the first 2 years. During his 10 years at Tenex he focused on underwriting of investments, driving operational initiatives within portfolio companies, and board governance and oversight for eight portfolio companies. Over half of his time was spent on healthcare related portfolio companies.

Prior to Tenex, Chad was CFO of Rafaella Apparel, a portfolio company, part of a multi-billion dollar private equity firm.

Chad started his career at General Electric, where he spent 11 years progressing through a variety of finance leadership positions. His last role at GE was CFO of a $2B global energy service company. Chad holds a BS in Mechanical Engineering from Massachusetts Institute of Technology (MIT).

James Thomas, Chair

James is a co-founder of Thomas, McNerney & Partners and has been investing in health care companies since 1992. Thomas, McNerney & Partners is a health care venture firm that invests in life science and medical technology companies at all stages of development. James previously headed Warburg Pincus LLC's medical technology private equity practice, where he had responsibility for investments in biotechnology, pharmaceutical, medical device and diagnostic companies. During his career, James has served on the Boards of Directors of more than 20 public and private health care focused companies.

In addition to his activities in health care, James is an active owner/investor in the international shipping industry through the companies Thomas Maritime and Ithaca Marine.

James is a long-time member of the Congregational Church of New Canaan and has served multiple terms on its Board of Trustees. He has lived in New Canaan for 30 years with his wife, Eileen, and has four school aged children. James graduated magna cum laude with a B.S. in Economics from the Wharton School at the University of Pennsylvania and received a M.Sc. in Economics from the London School of Economics.

Elizabeth Zea

Ms. Zea is the co-founder and managing partner at JUEL, a leading executive search firm and talent consultancy focused on the discipline of marketing. Prior to founding JUEL, Ms. Zea had general management roles in marketing services in both the US and Europe including Senior Vice President and Chief of Staff, Young & Rubicam, as well as Chief Marketing Officer for McCann Erickson across Europe, Middle East and Africa.

In addition to Stamford Health, Ms. Zea sits on the Advisory Board of marketing-services firm, HART, as well as the Board and Executive Committee of Alexandra’s Playground, a non-profit dedicated to providing healthy play to underserved children. Prior to joining Stamford Health, Ms. Zea was on the Board and Executive Committee of Horizons’, a non-profit focused on providing academic, social and cultural enrichment to underserved children.

Ms. Zea graduated from Trinity College with a B.A. in English literature. Ms. Zea currently resides in New Canaan.

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