This week, hosts Mark Masselli and Margaret Flinter speak with Pulitzer Prize winning Wall Street Journal reporter John Carreyrou, author of "Bad Blood: Secrets and Lies in a Silicon Valley Startup," a riveting account of the scandal he uncovered at Theranos, a health tech startup that promised to revolutionize diagnostic testing. Mr. Carreyrou uncovered company founder Elizabeth Holmes' widespread deception that duped high level investors and put patients' lives at risk.

This week, hosts Mark Masselli and Margaret Flinter speak with Karen Lynch, President of Aetna, who discusses the proposed merger between the nation's third largest insurer and CVS, the largest pharmacy chain in the country. Ms. Lynch discusses the potential for transforming the health care system by providing preventive care interventions at the neighborhood pharmacy, fostering more active consumer engagement for better health outcomes.

This week hosts Mark Masselli and Margaret Flinter speak with Vice Admiral Dr. Raquel Bono, Director of the Defense Health Agency, tasked with providing health services for some 9.4 million members and their families. She talks about the complex, integrated health system providing care from the home base to the battlefield, the implementation of an integrated electronic health records system, and the partnerships required to support the DHA's mission to deliver quality care to all members stationed around the globe.

This week on Conversations on Health Care, hosts Mark Masselli and Margaret Flinter speak with Dr. David Hemenway, Director of the Harvard Injury Control Research Center at the Harvard T.H. Chan School of Public Health. He has spent decades researching America's gun violence epidemic, its root causes, the casualties and public health and legal policies that would mitigate the problem.

This week, hosts Mark Masselli and Margaret Flinter speak with former Director of the Centers for Disease Control and Prevention, Dr. Tom Frieden on his new role as CEO of Resolve To Save Lives, committed to saving 100 million lives globally by focusing on cardiovascular disease and epidemics. This project, sponsored by Vital Strategies, seeks to improve prevention efforts around the world, and better track and monitor infectious disease outbreaks that can lead to deadly pandemics.

This week, hosts Mark Masselli and Margaret Flinter speak with Dr. Stephen K. Klasko, President and CEO of Thomas Jefferson University and Jefferson Health System, on his efforts to transform health care. Dr. Klasko made bold changes to the University and its hospitals by implementing a startup mentality and making innovation a priority among the academic and clinical departments. He also discusses how creativity and compassion are the keys to that innovation and breaks down the next steps needed to transform the industry.

This week, hosts Mark Masselli and Margaret Flinter speak with Dr. Lloyd Minor, Dean of the Stanford School of Medicine, on his strategic plan for advancing 21st century biomedicine. He discusses the transformation underway in health care using data, artificial intelligence and telehealth protocols to support health industry transformation, and how all of this will impact medical education in the future.

This week, hosts Mark Masselli and Margaret Flinter speak with Dr. Maria Neira, Director of the Department of Public Health, Environmental and Social Determinants of Health at the World Health Organization, on their recent report on pollution's impact on global health leading to more deaths than HIV, Malaria and TB combined. She discusses the Paris Climate Accord as an important step in addressing the effects of climate change on human health, the ongoing battle to contain HIV/AIDS and how the WHO is better prepared for pandemics like Ebola.

This week, hosts Mark Masselli and Margaret Flinter speak with Lynn Quincy, Director of the Health Care Value Hub at Consumers Union, which seeks to assist consumers in obtaining the best information on drug and health care pricing, consumer-friendly insurance plans and health outcomes data. Ms. Quincy discusses the benefits of increased coverage for millions of Americans under the ACA, as well as the need for a national effort to contain health care costs, and curb the alarming trend of medical errors causing harm.

This week on Conversations on Health Care®, Mark Masselli and Margaret Flinter speak with Dr. John Wennberg whose research for the past 40 years has focused on variations in health care around the country and its implications on the individual, the community and the health care system as a whole. Dr. Wennberg is the Peggy Y. Thomson Professor for the Evaluative Clinical Sciences at Dartmouth and founder and director of the Dartmouth Institute for Health Policy and Clinical Practice, home to the Dartmouth Atlas Project.

Conversations on Health Care® focuses this week on the contributions Dartmouth College has made to health reform and innovation. Mark Masselli and Margaret Flinter speak with Dr. James Weinstein, the leader driving the health policy and delivery research efforts at Dartmouth.