Leadership Team

Colin Hill

CEO, Chairman and Co-Founder
Colin Hill co-founded GNS Healthcare in 2000 and has served as CEO since then. He brings years of hands-on scientific experience to his role, with expertise in the areas of computational physics, artificial intelligence, and personalized medicine. He serves as Chairman of Via Science, a leading big data analytics company
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Colin Hill

CEO, Chairman and Co-Founder

Colin Hill co-founded GNS Healthcare in 2000 and has served as CEO since then. He brings years of hands-on scientific experience to his role, with expertise in the areas of computational physics, artificial intelligence, and personalized medicine. He serves as Chairman of Via Science, a leading big data analytics company focused on the Internet of Things, business intelligence, and finance . He was also a founding member of the Board of Directors of AesRx, a biopharmaceutical company dedicated to the development of new treatment for sickle cell disease (acquired by Baxter in 2014). Colin was the founding chairman of O’Reilly Media’s Strata Rx, the first healthcare big data conference.

In 2004, Colin was named to MIT Technology Review’s TR100 list of the top innovators in the world under the age of 35. He is a frequent speaker at national and international scientific and industry conferences and has been quoted in in numerous publications and television programs, including The Wall Street Journal, CNBC Morning Call, Nature, Forbes, Wired, and The Economist. He graduated from Virginia Tech with a degree in physics and earned masters degrees in physics from both McGill University and Cornell University.

Iya Khalil, Ph.D.

Executive Vice President and Co-Founder
Iya Khalil is responsible for initiating and developing GNS Healthcare’s partnerships with pharma, biotech, and academia. In addition, she oversees the execution of projects in these areas. She has extensive experience in creating and applying computational approaches that leverage large-scale genomic, clinical, and molecular data for healthcare innovation. Prior to
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Iya Khalil, Ph.D.

Executive Vice President and Co-Founder

Iya Khalil is responsible for initiating and developing GNS Healthcare’s partnerships with pharma, biotech, and academia. In addition, she oversees the execution of projects in these areas.

She has extensive experience in creating and applying computational approaches that leverage large-scale genomic, clinical, and molecular data for healthcare innovation. Prior to joining GNS Healthcare, she worked at Cornell University, the University of Washington, and Abbott Labs.

A frequent speaker at industry events and conferences, Iya is an inventor on a number of pending patents and has published multiple articles on in silico technologies applied to drug discovery and development. She is also a co-founder and board member of the New Libya Foundation, a non-profit organization dedicated to nurturing the development of civil society organizations in Libya. Iya holds a B.S. in physics from the University of Washington and a Ph.D. in physics from Cornell University.

Mark Pottle, M.B.A.

Chief Financial Officer
Mark Pottle is responsible for the finance, accounting, legal, and human resource functions of GNS Healthcare. Before joining GNS Healthcare, Mark was CFO of N-of-One Therapeutics, which provides analysis and interpretation of a tumor’s genome so that providers can personalize cancer treatments for patients. Prior to N-of-One, Mark worked at
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Mark Pottle, M.B.A.

Chief Financial Officer

Mark Pottle is responsible for the finance, accounting, legal, and human resource functions of GNS Healthcare.

Before joining GNS Healthcare, Mark was CFO of N-of-One Therapeutics, which provides analysis and interpretation of a tumor’s genome so that providers can personalize cancer treatments for patients. Prior to N-of-One, Mark worked at Picis Inc., which provides EMRs for emergency departments, ICUs, and ORs. After Picis was sold to United Healthcare/Optum in 2010, Mark became the CFO of Optum’s Accountable Care Organization division. Mark has also previously worked at several start-up to mid-level companies and has helped raise over $50 million of venture-backed funding, as well as over $150 million in private equity funding.

Mark is also a veteran of the U.S. Army. He graduated from University of New Hampshire with a degree in economics and holds an M.B.A. from Southern New Hampshire University.

Bruce Church, Ph.D.

Chief Mathematics Officer
Bruce Church is responsible for developing algorithms for REFS™ and leading projects for the development of new products and technologies.  Bruce is a member of the founding team of GNS Healthcare. An expert in statistical physics, machine learning, parallel computing, and causal modeling, Bruce helped develop the original REFS™ platform.
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Bruce Church, Ph.D.

Chief Mathematics Officer

Bruce Church is responsible for developing algorithms for REFS™ and leading projects for the development of new products and technologies.  Bruce is a member of the founding team of GNS Healthcare.

An expert in statistical physics, machine learning, parallel computing, and causal modeling, Bruce helped develop the original REFS™ platform. Previously, he spent ten years at Cornell University, developing global optimization methods for computational protein folding, the results of which have been published in several peer-reviewed journals.

Bruce has served as the principal investigator on several major grants, including a $2.5 million award from the Department of Energy. He has served on the Board of Directors for U.S. Rugby and coached the under-23 women’s Northeast rugby team. Bruce received a B.S. in applied and engineering physics and a Ph.D. in applied physics from Cornell University.

Tom McNamara, M.B.A.

Chief Revenue Officer
Tom is responsible for the GNS sales organization and expanding that organization to serve a growing roster of clients, including health plans, healthcare providers, biopharmaceutical companies, foundations, and others. Tom joins GNS from HighRoads, a SaaS company focused on helping health plans navigate Affordable Care Act compliance where he served
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Tom McNamara, M.B.A.

Chief Revenue Officer

Tom is responsible for the GNS sales organization and expanding that organization to serve a growing roster of clients, including health plans, healthcare providers, biopharmaceutical companies, foundations, and others.

Tom joins GNS from HighRoads, a SaaS company focused on helping health plans navigate Affordable Care Act compliance where he served as Senior Vice President and Chief Revenue Officer.  Prior to that, he was Chief Revenue Officer for Connance, Inc., which offers a technology solution to ease healthcare providers’ revenue cycle challenges. Before that, he was Senior Vice President of Sales for Silverlink Communications, which sells and applies consumer health engagement technology on behalf of health plans. Other former roles include Chief Operating Officer of W3Health, Senior Vice President of Sales for HPR, Vice President of Sales for Lawson Software, and Sales Director, Western Region, Pansophic Systems, Inc.

Tom earned a Bachelor of Science degree at the University of Vermont and holds an M.B.A. from the University of Chicago – Booth School of Business.

Lance Stewart

Vice President, Payer Business Development
Lance leads business and client development in the Payer space for GNS Healthcare and is actively involved with the product team to facilitate a market-based approach to product development. Lance has an extensive background in healthcare, with over 25 years experience in U.S. and global markets. His expertise has been
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Lance Stewart

Vice President, Payer Business Development

Lance leads business and client development in the Payer space for GNS Healthcare and is actively involved with the product team to facilitate a market-based approach to product development.

Lance has an extensive background in healthcare, with over 25 years experience in U.S. and global markets. His expertise has been built from leadership positions in organizations with products, services and solutions across population health, care management, claims, healthcare networks and pharmaceuticals. Lance most recently led sales and strategic client relationship efforts for the payer and infomediary markets at emids, a healthcare-specific global services and solutions provider located in Nashville and Bangalore. Previous to emids, Lance was a senior sales executive at McKesson Health Solutions, with responsibility for products and care management services. Mr. Stewart also amassed seven years experience in the consulting space. Prior to his focus on healthcare IT, Lance served in multiple strategic roles at Merck, departing as Director, National Accounts for Integrated Health Systems. During his tenure, he had market management responsibilities for ambulatory, acute care, long-term care, integrated delivery networks, PBM’s and managed care.

Lance is on the leadership committee for the Payer Provider Community at HIMSS as well as the IT Advisory committee at AHIP. He holds a Bachelor of Arts degree from The University of Tulsa and has participated in multiple post-graduate executive programs. Lance is actively involved in the U.S. Soccer Federation and the National Intercollegiate Soccer Officials Association.

Bill Thornburg, M.B.A.

Vice President of Product Management
Bill Thornburg leads product management for new products at GNS Healthcare. Bill brings extensive experience in enterprise software product marketing and management to GNS. Most recently, he served as Senior Vice President, Solution Marketing and Product Management at Medecision, a vendor of disease and case management workflow software. Prior to
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Bill Thornburg, M.B.A.

Vice President of Product Management

Bill Thornburg leads product management for new products at GNS Healthcare.

Bill brings extensive experience in enterprise software product marketing and management to GNS. Most recently, he served as Senior Vice President, Solution Marketing and Product Management at Medecision, a vendor of disease and case management workflow software. Prior to Medecision, Bill managed and marketed health care payer analytics solutions at OptumInsight. He has also managed products for datacenter automation at mValent, software development at Rational Software, and electronic publishing at Dataware.

Bill holds a B.S. in mathematics and computer science from Colorado State University and an M.B.A. from the University of Colorado.

Mike Waldron

Vice President, Payer Sales
Mike Waldron co-leads GNS Healthcare’s business development and corporate partnership efforts in the payer space. Mike brings more than 30 years of successful sales, sales management and marketing experience to GNS. Most recently, Mike served as Vice President of Sales and Marketing at Inflexxion, Inc., a Behavioral Health data analysis
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Mike Waldron

Vice President, Payer Sales

Mike Waldron co-leads GNS Healthcare’s business development and corporate partnership efforts in the payer space. Mike brings more than 30 years of successful sales, sales management and marketing experience to GNS. Most recently, Mike served as Vice President of Sales and Marketing at Inflexxion, Inc., a Behavioral Health data analysis company. He previously held positions as Director of National Accounts at Silverlink Communications and as Vice President of North American Operations at X.HLP, Inc.

Waldron received a Bachelor of Arts in psychology from Salem State College, a Bachelor of Science in business administration from University of New Hampshire and completed a Masters of Business Administration from University of Southern New Hampshire.

 

Stacey Wasserman

Vice President, Pharma Sales
Stacey Wasserman has a proven track record as a senior sales executive with more than 20 years experience in the healthcare technology industry. Currently, Stacey serves as the Vice President of Business Development, Pharmaceutical Market for GNS Healthcare, a leading provider of analytic solutions to pharmaceutical and health plan customers.
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Stacey Wasserman

Vice President, Pharma Sales

Stacey Wasserman has a proven track record as a senior sales executive with more than 20 years experience in the healthcare technology industry. Currently, Stacey serves as the Vice President of Business Development, Pharmaceutical Market for GNS Healthcare, a leading provider of analytic solutions to pharmaceutical and health plan customers. Prior to that, she was the Senior Sales Director at Activate Networks, which provides a social network analytics platform.  Before that, Stacey spent 12 years with Truven Health Analytics (formerly Thomson Reuters) where she was a top performer, selling data and consulting services to pharmaceutical companies. Other former roles include Consultant for Skila and Account Director for IMS Health. Stacey started her career working in Public Relations for Johnson & Johnson.

Outside of work, Stacey lives in Princeton Junction, NJ with her two children and is involved in many local organizations. Stacey holds a B.A. in Biopsychology from the University of Pennsylvania and a M.B.A. from the Rutgers University School of Business.