About PGDx

Management Team

Samuel Angiuoli
Samuel Angiuoli, PhD
Chief Information Officer
Dr. Samuel Angiuoli is a computer scientist with over a decade of experience in bioinformatics and a deep understanding of the information technology challenges associated with genomics. Prior to joining PGDx, Dr. Angiuoli directed bioinformatics teams at leading genome sequencing facilities, including The Institute for Genomic Research, J. Craig Venter Institute, and the Institute for Genome Sciences at the University of Maryland, School of Medicine. Dr. Angiuoli received a PhD in computer science from the University of Maryland and a B.S. with distinction from Duke University majoring in both chemistry and computer science.
Megan Bailey
Megan Bailey, MPH
Vice President, Marketing
Megan Bailey joined Personal Genome Diagnostics in March of 2018 as Vice President of Marketing from Roche Diagnostics where she held several roles of increasing responsibility. Most recently she served as Senior Director of Commercial Operations, responsible for leading sales teams across Roche’s Clinical Chemistry/Immunoassay, Molecular, Tissue, and Point of Care divisions in the Southeast United States. Prior to that she held marketing leadership roles for the Tissue Diagnostics division (Ventana Medical Systems) where she led multiple product launches, developed and executed commercial strategies across a variety of product lines, and drove strategic collaborations with some of the nation’s largest Integrated Health Networks. She comes to PGDx with more than 15 years of experience in the diagnostics industry and a passion for improving patient care in oncology. Megan earned her Bachelor’s degree in English with a minor in Systems Engineering from the United States Military Academy at West Point and her Master of Public Health from the University of North Carolina – Chapel Hill.
Maria Chan
Maria Chan, PhD
Vice President, Regulatory Strategy

Dr. Maria Chan, has joined the PGDx as Vice President of Regulatory Strategy. Dr. Chan will play a major role in shaping regulatory strategy at PGDx and will oversee all regulatory activities. Previously, Dr. Chan was the FDA Division Director, Division of Immunology & Hematology Devices at the Center for Devices & Radiological Health, Office of In Vitro Diagnostics & Radiological Health, where she headed four branches including Immunology, Hematology, Pathology and Genetics. Earlier in her career at the FDA, Dr. Chan was promoted from Scientific to Team Leader and then Associate Division Director for the Immunology Branch. Prior to the FDA, Dr, Chan was Director of Immunology and Director of Technical Services in the Department of Laboratory Medicine at the Children’s National Health System. During this period she was also Associate Professor, Departments of Pediatrics and Pathology at the George Washington University Medical Center. Early in her career, Dr. Chan was Associate Director of the Immunogenetics Laboratory and an Assistant Professor in the Division of Medical Genetics at the Johns Hopkins University School of Medicine. Dr. Chan received a BA degree from the University of Oregon and a PhD in Immunology from the State University of New York at Buffalo. She completed post-doctoral training in Immunogenetics at Johns Hopkins.

Jay Foust
Jay Foust, MBA
Senior Vice President, Business Development
Jay Foust joined Personal Genome Diagnostics as Senior Vice President of Business Development in August of 2017 from Ventana Medical Systems, where for ten years he held multiple roles spanning corporate development, strategic marketing, and business development. He has significant negotiating experience with third parties, having completed dozens of licenses, several mergers and acquisitions, and more than 300 contracts with more than 100 pharma partners. Prior to Ventana, Jay spent ten years with Research Corporation Technologies, a venture capital firm, where he helped companies bring FDA-approved drugs, medical devices, and diagnostic tests to market. He brings significant project and product development experience to PGDx, and is passionate about helping cancer patients. Jay graduated from the University of Arizona with a Bachelor of Science in Molecular and Cell Biology as well as an MBA in Finance.
Siân Jones
Siân Jones, PhD
Vice President, Genome Sciences
Dr. Sian Jones was a member of the Johns Hopkins University team that sequenced a cancer genome for the first time, and has since used this approach at PGDx to identify genes with critical roles in a range of tumor types. She leads the team that analyzes sequence data where the goal is to provide meaningful information to aid in interpreting results of these complex analyses. Previously, she was a Post-doctoral Fellow at the Ludwig Center for Cancer Genetics and Therapeutics. Dr. Jones earned a Ph.D. in Cancer Genetics from Cardiff University.
James Lewis
James Lewis
Senior Vice President, Corporate Development

Mr. James Lewis joined Personal Genome Diagnostics as Senior Vice President, Corporate Development in November 2016 from Esperance Pharmaceuticals, where he served as Vice President, Business Development and a member of the management team.  Jim is a life science industry executive with more than 25 years of growth-oriented corporate leadership experience across a spectrum of strategic planning, general management, business development, fundraising and commercial roles at companies including AstraZeneca, plc., Biosyn, Inc., ViroPharma, Inc. and TAP Pharmaceuticals.  Jim has also recently served as a business advisor and consultant for emerging stage life science companies including Jenrin Discovery, Zelos Therapeutics, Amorcyte, Inc. and Azur Pharma. 

Abigail McElhinny
Abigail McElhinny
Senior Vice President, Research & Development and Operations
Dr. Abigail McElhinny joined Personal Genome Diagnostics as Senior Vice President, Research & Development and Operations in May 2016 from Ventana Medical Systems (Roche Tissue Diagnostics), where she held a number of different roles of increasing responsibilities. At Ventana, Abigail held the position as Vice President of Assay and Reagent Development where she built and led Research & Development teams with the goal of developing new assays for the BenchMark and next generation platforms. Dr. McElhinny represented Ventana on the pivotal PD-L1 Blueprint initiative, and successfully oversaw key scientific projects critical to the business, while her organization doubled in size. Abigail previously served as Senior Project Leader for CDx lifecycle projects, working with regulatory, clinical affairs, quality, and biostatistics teams to build the necessary processes and requirements to support pharma clinical trials and obtain FDA approval for CDx assays, including Ventana’s ALK (D5F3) CDx IHC assay and HER2 Dual ISH assays. Abigail received her Ph.D from Northeastern University in Immunology and Biochemistry, and completed a post-doctoral fellowship at University of Arizona in Cell Biology, focused on molecular mechanisms of cardiac muscle development, cardiomyopathies and muscle remodeling.
Antony Newton
Antony Newton
Senior Vice President, Pharma Partnering
Mr. Antony Newton joined Personal Genome Diagnostics as Senior Vice President, Pharma Partnering in 2012 and has 30 years’ experience leading the commercialization of complex life sciences technologies at Amersham International (GE Life Sciences), Sigma-Aldrich, Enzymatix, and Genzyme Corporation. Most recently Mr. Newton was a Vice President in Genzyme’s oncology business as part of the team that built the business from conception through to therapeutic marketing. In this role he led the program and portfolio management process as well as alliance and collaboration management functions. Mr. Newton has a M.Sc. from Brunel University, London and a PG Dip (DMS) from Anglia Ruskin University, Cambridge.
Mary Padilla, MD
Mary Padilla, MD
Vice President, Clinical Operations

Dr. Mary Padilla has joined PGDx as Vice President of Customer Service and Support.  Dr. Padilla will play a major role in building a team and infrastructure for supporting PGDx reagent and software products that are on the market and in the PGDx CLIA lab.  Previously, Mary most recently served as General Manager for Spring Bioscience and Discovery for Instruments at Roche Tissue Diagnostics.  Dr. Padilla has extensive experience supporting both Research & Development as well as diagnostic commercialization.   Dr. Padilla received a BA degree in Biochemistry and Anthropology as well as earning MD, and completing residency training in Pathology at the University of Arizona.  Dr. Padilla spent her fellowship years at the University of Chicago.  Dr. Padilla also spent 2 years in Barcelona, Spain, with her family, where she traveled globally to support CDx products and was appointed Medical Director of Companion Diagnostics.

Mark Sausen
Mark Sausen, PhD
Vice President, Research & Development
Dr. Mark Sausen joined Personal Genome Diagnostics in 2013 and currently serves as the Vice President of Research and Development. His prior research has focused on the development of novel tissue and cell free DNA-based genomic approaches for the detection and analysis of cancer. Dr. Sausen has authored and co-authored several peer-reviewed articles in journals such as Science, Nature Genetics, and Science Translational Medicine on these topics. He received his B.A. from the University of Delaware in Biological Sciences and PhD from Johns Hopkins University in Cellular and Molecular Medicine where he received the Hans J. Prochaska Young Investigator’s Award.
William Stevens
William Stevens
Chief Financial Officer
Mr. William Stevens has over 20 years of financial, operational and general management experience. Prior to joining the PGDx in 2010, William was the corporate controller, officer and Vice-President of Custom Direct, a publically traded marketing company with sales in excess of $100 million that was acquired by Deluxe Corporation where led a team of over 300 people. He previously worked as a management consultant for RSM McGladrey and Clifton Larson where he provided valuation, litigation support, troubled company, lean manufacturing, and process reengineering consulting services. William received his B.B.A in Finance and a M.B.A in Accounting from Loyola University.
Douglas Ward
Douglas Ward
Chief Executive Officer
Mr. Doug Ward joined Personal Genome Diagnostics as Chief Executive Officer and a member of the board of directors in May 2016 from Roche, where he served as Vice President Companion Diagnostics (CDx) for Ventana Medical System. He has more than 25 years of experience within the diagnostic market and most recently has been responsible for creating Ventana’s CDx strategy, establishing Ventana’s innovative pharma partnering co-development business model, and achieving the market leading position in tissue based companion diagnostics. Prior to joining Roche, Mr. Ward served as President of the America’s Commercial Operations for GE Healthcare Life Sciences Business. Previously, he was Country Head of the UK and Ireland for Siemens Healthcare Diagnostics and Vice President of Marketing and Scientific Affairs for Bayer Diagnostics’ Molecular Diagnostics business unit. In addition, he has held leadership positions with Chiron Diagnostics and Ciba Corning Diagnostics. Doug received his BA from Ohio Wesleyan University in Pre-Medicine and Pre-Professional Zoology.