Peter Thiel is an investor and a co-founder of PayPal and a prominent venture capitalist, has invested in biotechnology and healthcare innovation. Companies like Adaptive Biotechnologies, focusing on immune-based diagnostics, and Ginkgo Bioworks, specializing in synthetic biology, reflect his interest in cutting-edge medical technologies. Thiel's involvement in Modern Health, a mental health and wellness platform, underscores his broader approach to healthcare. Additionally, his investment in Auris Health's robotic medical procedures could indirectly contribute to advancements in biomarker-related research and applications.