Behind every company
is a founder

....with ambition, goals, dreams and wisdom to be shared not just with other entrepreneurs, but with all of us.

Let's explore them together.

Success Requires Innovation.
Founders are Innovators.

Day Zero is a podcast where founders share their unique journeys. Behind every company is an individual or group of individuals with ambition, goals, and dreams. On Day Zero, you’ll hear the engaging voices of these founders as they tell their stories, from their perspectives, and in their words.

Day Zero Advisory Council

Healthcare M&A, Citi

Nathan Bays is an experienced healthcare executive with experience in investment banking, health policy venture capital, and law, advising Leading Health Systems, early and growth stage companies, and financial sponsors on M&A, strategy, and health policy. He is a senior banker at Citigroup, focused on M&A and strategic advisory with Leading Health Systems and health services companies. 

Prior to joining Citi, Nathan was a senior M&A advisor at Cain Brothers, advising health systems, physician groups, and health information technology and services companies on transactions, partnerships, and affiliations. 

Nathan is a frequent author and speaker on industry trends, strategy, the M&A landscape, and health policy. He is a member of the Board of Directors of UniteUs, the Health Policy Council at The Health Management Academy, and a Venture Partner at LifeForce Capital. 

Founder and Managing Partner of Define Ventures

Lynne Chou O’Keefe is the Founder and Managing Partner of Define Ventures, an early stage venture capital firm focused on investing in digital health companies redefining healthcare. Define Ventures focuses on incubation, seed, Series A, and Series B stage digital health startups (www.definevc.com). Lynne has partnered with entrepreneurs to help them build category defining digital health companies, such as Livongo (NASDAQ:LVGO), HIMS (NASDAQ:HIMS), Unite Us etc. Previous to Define Ventures, Lynne’s experience includes both healthcare operating, investing, and finance roles. Previously, she was a Senior Partner at Kleiner Perkins focused on digital health and connected devices early stage investing. Before joining Kleiner Perkins, Lynne worked at Abbott Vascular and Guidant in multiple roles launching over ten product families in the US and internationally. Lynne was responsible for building the global commercial strategy and therapy development as well as playing a key role in the clinical, reimbursement, and operational strategy for these therapies. Earlier in her career, Lynne worked at Apax Partners with a focus on software venture capital investing. In addition, Lynne worked at Goldman Sachs in the Mergers and Acquisitions group and worked on multiple multi-billion dollar acquisitions and sell side transactions in various industries. Lynne has been named WSJ’s Women in Venture Capital to Watch in 2020. Lynne earned a Bachelor of Science degree in Industrial Engineering from Stanford University and an M.B.A. from Harvard Business School.

Vice President Healthcare

Aaron is currently Vice President of Healthcare at Amazon. He works closely with partners to make healthcare more convenient and valuable to customers while making their lives easier, better, and even healthier.

Prior to Amazon, Aaron was Executive Vice President, Chief Digital Officer, for Providence, and Managing General Partner, for Providence Ventures (PV). Providence is a $26B not-for-profit health system in Seattle serving eight states. Aaron led Marketing, Brand, and Digital for Providence. In addition, Aaron co-founded and led Providence Venture’s $300M venture fund. He also co-founded DexCare, one of three companies spun out by Providence.

Aaron also serves on Presbyterian Health’s board, an integrated health system based in New Mexico.

Aaron holds a Master’s of Business Administration in finance and healthcare management from The Wharton School of the University of Pennsylvania.

FORMER Senior Vice President, Walmart Health

Marcus Osborne helped lead the healthcare transformation efforts at Walmart for nearly 15 years, including the creation of Walmart Health, a first of its kind health center at retail that provides integrated care of key health services like primacy care, dental, counseling and diagnostics all under one roof with affordable and transparent pricing.

Prior to joining Walmart, Marcus was a Senior Management Consultant with Alliance Consulting Group in Boston, Massachusetts. He also served as the Chief Financial Officer of the Clinton Foundation Health Access Initiative, where he focused on improving access to lower cost HIV/AIDS treatments to individuals in developing countries around the world.

Marcus attended the Harvard Business School and received his Master’s in Business Administration, graduating with honors.

Founder, Bayesian Health​

Suchi Saria, Ph.D., is the Founder and CEO of Bayesian Health, the John C. Malone Associate Professor of computer science, statistics, and health policy, and the Director of the Machine Learning and Healthcare Lab at Johns Hopkins University. She has published over 50 peer-reviewed articles with over 3000 citations and was recently described as “the future of 21st century medicine” by The Sloan Foundation. Her research has pioneered the development of next-generation diagnostic and treatment planning tools that use statistical machine learning methods to individualize care.

At Bayesian Health, Dr. Saria is leading the charge to unleash the full power of data to improve healthcare, unburdening caregivers and empowering them to save lives. Backed by 21 patents and peer-reviewed publications in leading technical and clinical journals, Bayesian leverages best-in-class machine learning and behavior change management expertise to help health organizations unlock improved patient care outcomes at scale by providing real-time precise, patient-specific, and actionable insights in the EMR.

Dr. Saria earned her M.Sc. and Ph.D. from Stanford University working with Professor Daphne Koller. She visited Harvard University as an NSF Computing Innovation Fellow and joined the Johns Hopkins faculty in 2012. Currently, Dr. Saria is serving as an advisor to the FDA on AI/machine learning.

Former president, cerner corporation

Don Trigg most recently served as President of Cerner. For almost two decades, Don held diverse leadership roles. His responsibilities ranged from executive vice president of Cerner’s Strategic Growth businesses to president of Cerner Health Ventures to managing director of the United Kingdom operations in London to the first-ever vice president of Cerner’s government practice.

Don has extensive experience scaling early-stage growth businesses. From 2010-2012, he helped drive the growth of natural language processing leader CodeRyte, culminating in its strategic acquisition by 3M in 2012.

Don spent more than a decade in Washington, D.C. in a variety of policy roles in the U.S. Senate and U.S. House of Representatives. He spent four years working for George W. Bush on his 2000 presidential campaign and his first term in office.

Don earned a bachelor’s degree from St. Lawrence University in Canton, New York. He sits on the board of Lumeris.

Partner, Andreessen Horowitz; Co-founder, Kyruus​

Julie Yoo is a General Partner at Andreessen Horowitz where she leads investments in healthcare technology, with a focus on companies that are modernizing how we access, pay for, and experience the healthcare system.

Prior to joining a16z, Julie was the co-founder, Chief Product Officer, and Board Director at Kyruus, a venture-backed healthtech company recognized as a market leader in patient access. Julie led product management, engineering, and sales and marketing for the company, and helped scale the business to reach 20M patients and over 225,000 healthcare providers across the U.S.

Julie studied computer science and pre-medicine as an undergrad at MIT and obtained an MS in genomics from Harvard-MIT HST and an MBA from MIT Sloan. Julie is a Young Global Leader with the World Economic Forum and has been recognized through numerous awards and honors from Becker’s Hospital Review, Health Data Management, MedTech Boston, and Rock Health.

Julie serves on a number of portfolio company boards, including AKASA, Bayesian, Firefly Health, Ribbon Health, Tomorrow Health and Zus Health.

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