Meet Our Team

We’re all about connecting the dots. From problem-solving to discovering new solutions, we pride ourselves on assembling a team that values curiosity, determination, and creative, empathic thinking.

Visby Leadership

Adam de la Zerda, PhD

Founder & CEO

Adam de la Zerda, PhD

Adam de la Zerda, PhD

Founder & CEO

Dr. Adam de la Zerda is the Founder and CEO of Visby Medical. Dr. de la Zerda is also an Associate Professor at Stanford University School of Medicine. In 2012, he became the youngest tenure track faculty at Stanford Medical School. He has experience in basic and translational research in molecular diagnostics, with biomedical engineering training during his PhD studies at Stanford University, chemistry and biochemistry postdoctoral training at University of California at Berkeley, and electrical engineering, computer science and physics training in his undergraduate studies at the Technion – Israel Institute of Technology. He has received over 20 honors and awards including Forbes Magazine 30-under-30 in Science and Healthcare in 2013 and 2014, Chan-Zuckerberg Investigator from Facebook Founder and CEO Mark Zuckerberg, DP5 Early Independence Award from the Director of the NIH, and he recently gave a popular TED Talk.

Mark Ibison

Chief Financial Officer

Mark Ibison

Mark Ibison

Chief Financial Officer

Mark has over 20 years of financial management and planning across biotech and diagnostics sectors with extensive experience developing effective financial models that drive performance. Most recently, he held the position of Chief Financial Officer for Mesa Biotech, a healthcare company that utilizes rapid-PCR to provide results for infectious disease testing. Previously, he was the Chief Financial Officer for SOLVD Health and Vice President of Finance for Thermo Fisher Biosciences. Mark is currently an associate member of the Chartered Institute of Management Accountants and the Association of Corporate Treasurers.

John Kuo

Chief Legal Officer

John Kuo

John Kuo

Chief Legal Officer

John brings over 30 years of legal and compliance leadership experience, including nearly 20 years in executive roles at life sciences and medical device companies. He was the SVP and General Counsel at Varian Medical Systems, the leading provider in cancer therapy and radiotherapy solutions. John has scaled well-respected and high-functioning global teams, emphasizing business partnership and teaming. His experience includes two international stints (in Scotland and Singapore) where he led the regional legal department in high-growth, market-expansion environments. He has also started and overseen trade compliance, Environmental and Social Governance, government affairs / public policy, ethical compliance and privacy functions in his various roles. He received his undergraduate degree from Cornell University and law degree from the University of California, Berkeley.

Gary Schoolnik, MD

Chief Medical Officer

Gary Schoolnik, MD

Gary Schoolnik, MD

Chief Medical Officer

Dr. Schoolnik is Chief Medical Officer, Visby Medical. He is also Professor of Medicine (emeritus), Stanford Medical School, Attending Physician in Internal Medicine and Infectious Diseases at Stanford University Hospital and Associate Director of Stanford’s Institute for Immunology, Transplantation and Infection. Dr. Schoolnik received his M.D. degree and infectious diseases subspecialty training at the University of Washington in Seattle, served as medical intern, resident and chief resident at Harvard’s Massachusetts General Hospital in Boston and he was a research associate and associate physician at the Rockefeller University in Manhattan. While on the Stanford Medical School faculty he served as Chief of the Division of Infectious Diseases and Geographic Medicine. National service included his appointment to the Advisory Council of the National Institutes of Allergy and Infectious Diseases of the NIH and his role as chair of the NIH Trans-Institute Committee on the Human Microbiome and co-chair of the NIH Blue Ribbon Committee on Bioterrorism. International consultative activities include the Board of Scientific Counselors of Fudan University in Shanghai. He was founding editor of the journal Molecular Microbiology and Associate Editor of the Journal of Clinical Investigation. His academic research focuses on the molecular, genetic and genomic aspects of infectious agents and on the development of new drugs, vaccines and diagnostics. Gary has 6 issued patents.

Alicia Zuiker

Chief People Officer

Alicia Zuiker

Alicia Zuiker

Chief People Officer

Alicia Zuiker is the Chief People Officer at Visby Medical, bringing over 16 years of experience in HR across organizational design and transformation, culture and talent management, executive coaching, and DE&I expertise. Most recently she held the position of Director People Operations, Customer Experience at Google. Alicia also worked with General Electric for nearly 15 years in a variety of roles, including Vice President of Human Resources. Her proven success in driving business outcomes through people and culture, will be essential to Visby Medical as they continue to grow and deliver new products and innovations.

Beth Lingenfelter

SVP of Quality, Regulatory, and Clinical Affairs

Beth Lingenfelter

Beth Lingenfelter

SVP of Quality, Regulatory, and Clinical Affairs

Beth has over 25 years of experience in leadership roles in Quality, Regulatory, Clinical, and Scientific Affairs for molecular in vitro diagnostic companies. She has extensive experience working in highly entrepreneurial environments and has been responsible for starting several new departments for companies that are in the process of establishing businesses in the IVD space. This includes implementation of a robust quality system at Myriad Genetics (a CLIA and New York State certified laboratory specializing in resequencing to determine cancer risk) and starting the Quality, Regulatory and Clinical Affairs Departments at Idaho Technology (now known as BioFire Diagnostics) a highly successful IVD and biotechnology company. While leading Regulatory and Clinical Affairs at BioFire, we obtained FDA clearances and CE marking for 3 molecular syndromic infectious disease tests with review times that were consistently less than the 90-day review period. Beth holds a MS in clinical laboratory science from the University of Illinois at Chicago and enjoys being outside hiking, biking, skiing or playing tennis.

Mark Medlen

SVP of Manufacturing and Operations

Mark Medlen

Mark Medlen

SVP of Manufacturing and Operations

Mark is a career operations, engineering and supply chain executive with more than 34 years of experience. He has held leadership roles at several industry leading companies including Abbott Labs, Flextronics, Harry’s, Texas Instruments, Micron, and JUUL. Mark has managed a number of technology manufacturing operations around the world, producing a diverse array of products including medical devices, consumer electronics, industrial products, network equipment, razors and semiconductor fabrication equipment. Additionally, Mark was a founding partner of Riverwood Solutions, an outsourced operations management services and consulting company providing a broad range of services for leading start-ups and Fortune 500 companies. He has advised and actively managed well over 100 new product introductions, product transfers, and product development and industrialization programs in the U.S., Europe, Mexico and Asia. Mark has a BS in Materials Engineering from Purdue University and has eleven U.S. patents. He has occasionally guest lectured on design for supply chain, outsourced manufacturing and supply chain management at the University of Texas in Austin.

Wade Stevenson

SVP of Marketing and Sales

Wade Stevenson

Wade Stevenson

SVP of Marketing and Sales

Wade Stevenson's bio will be soon published.

Shaunak Roy, PhD

VP of Research and Development

Shaunak Roy, PhD

Shaunak Roy, PhD

VP of Research and Development

Dr. Roy has 16 years experience developing complex biomolecular systems in the Life Science and In Vitro Diagnostics industries. He was the eighth employee hired at Geneweave Biosciences, where he eventually went on to become the head of engineering and develop an instrument and cartridge platform for the detection of infectious disease. Geneweave was acquired by Roche Molecular Systems in 2015. Prior to Geneweave, Shaunak was a Senior Process Engineer at Complete Genomics, where he worked on what was at the time, the world’s fastest DNA sequencer. Complete Genomics went IPO in 2010 and was acquired by BGI in 2012. At Visby, Shaunak leads our Research and Development organization and is responsible for all aspects of product development, from high level concept and feasibility work to launch of new assays and platforms. He holds a BS in Chemical Engineering from Northwestern University and a PhD in chemical engineering from Stanford University. He is an author on four published papers and twenty two issued patents.

Board Members

Adam de la Zerda, PhD

Founder & CEO

Thomas Prescott

Chairman of the Board

Jerome Behar

Nissim Capital

Everett Cunningham

Exact Sciences

Terri S. Bresenham

Forte Health Advisors

Shlomo Melmed, MD

Cedars-Sinai Medical Center

Scott Mendel

Eric Moessinger

ND Captial

Amit Shah

Artiman Ventures

Board Observers

Ittai Harel

Pitango Ventures

Don Lacey

Ping An Global Voyager

Ryan Panchadsaram

Kleiner Perkins

Ashish Puri

Lightrock

Jennifer Shum

Healthcare of Ontario Pension Plan

Advisor

David Shaw

Black Point Group

Scientific Advisory Board

Richard Whitley

MD, Chair of Scientific Advisory Board

Angela Caliendo

MD, PhD

Edward Hook

MD

David A. Relman

MD