Explore the intricacies of neutrino physics in this 51-minute lecture by Andre deGouvea from Northwestern University, delivered at the Stanley Wojcicki Memorial Scientific Symposium at Stanford University. Delve into the theoretical foundations and phenomenological aspects of neutrino physics, gaining insights into this fascinating subfield of particle physics. Learn about the latest developments, experimental findings, and theoretical models that shape our understanding of these elusive particles. Discover how neutrino physics intersects with other areas of physics and cosmology, and understand its implications for our comprehension of the universe.