John Sharp presented on building consumer-facing health devices and apps. He discussed key points like developing solutions that solve problems, understanding the market, prototyping and piloting before adopting and scaling, understanding the regulatory pathway, the importance of evidence, integrating data, and changing health behaviors. He also provided information on partnering with health systems, getting products to scale, involving patients in co-design, the FDA's digital health precertification program, developing digital evidence, and standards for data integration like FHIR and Continua Design Guidelines.