Bunny Ellerin
Co-founder and President

Bunny Ellerin is a senior healthcare executive who is passionate about driving change in our current system. Over the past two decades, she has amassed a track record of building and leading extraordinary healthcare organizations – many from launch. The diversity of her experiences, which has included healthcare delivery, life sciences (pharma and medtech) and digital health, has given her a broad-based knowledge of the entire ecosystem. Bunny is a prolific writer and speaker, and is frequently invited to present her POV at industry conferences.

Bunny was appointed Director of the Healthcare and Pharmaceutical Management Program at Columbia Business School in June 2016. She handles a variety of strategic, curricular, and industry outreach initiatives, working closely with students, faculty and staff members, and alumni. She continues her work as co-founder and president of NYC Health Business Leaders (NYCHBL), a professional community she co-founded with Dr. Yin Ho in 2009 to build a healthcare ecosystem in the tri-state region. The organization fosters collaboration across sectors and brings together the best minds to discuss important issues and spur innovation. NYCHBL holds quarterly events on cutting-edge topics and counts nearly 3,000 senior executives within its network.

Previously, Bunny ran Ellerin Health Media (EHM) to help clients with product strategy, market entry, business development, strategic communications and digital marketing. Her clients were small-to-mid-sized firms in digital health, healthcare services, healthcare delivery and communications/advertising.

Prior to that she was a Managing Director at InterbrandHealth, a leading global brand consultancy (part of Omnicom) where she led the Research and Analytics division and spearheaded the firm’s efforts in the digital arena.

Earlier in her career, Bunny worked with a number of venture-back healthcare companies. She was Executive Vice President of Clinsights, a data collection company acquired by PPD, 2003. While at Clinsights, Bunny helped create several physician education websites including TCTMD, the first online community for interventional cardiologists. Earlier in her healthcare career, she spent five years in the physician practice management (PPM) industry where she worked with doctors and payers to manage risk-based contracts.

Bunny is the founder of Harvard Business School Healthcare Alumni Association, which she launched in 1999 and built into one of the largest alumni groups at HBS. She served as its President and Chairman for many years. One of the highlights is the annual conference in November which routinely brings together 300 alumni and friends for networking, professional development and continuing education. The Ellerin Alumni Achievement Award was created to commemorate Bunny’s role in forming and leading the organization and is given to an outstanding leader annually.

Bunny received a BA in Political Science from Columbia University and an MBA from Harvard Business School.

Dr. Yin Ho
Co-founder and Chairman

Yin is the Founder and CEO of Context Matters Inc., a healthcare information and data analytics technology platform company based in NYC. A licensed physician trained in emergency medicine, Dr. Ho left the practice of medicine in 1998 to focus on the emerging eHealth sector.


Prior to founding Context Matters, she was vice president of corporate strategy at Medidata Solutions (MDSO) – a global clinical trial software company – and was part of the executive team that took the company public in mid-2009. She has also held senior positions at Pfizer (PFE), leading initiatives and investments in eHealth, including electronic health records, electronic prescribing hubs, evidence-based medicine/ comparative effectiveness policies, physician-payer relationships, and medical public policy. Yin has also served as director of business development at, an e-clinical trial company focused on cancer patient recruitment and advocacy, and a member of the advisory board of RapidTrials, Inc, which is focused on accelerating clinical trials through optimizing clinical investigator performance.


Yin is a dedicated New Yorker who is personally committed to making NYC a recognized capital of healthcare innovation. She co-founded NYC Health Business Leaders and is affiliated with numerous associations, including serving on the Advisory Board of NYC Economic Development Corporation’s Bio and Health Tech NYC Entrepreneurship Lab Program, the Executive Committee for the Association of Yale Alumni in Medicine, and the Board of Directors of PS3 Afterschool (PS3til6) Program.


Yin received a BA from Brown University, MD from Yale University School of Medicine, and MBA from Harvard Business School.