Explore the second lecture in a series on Nikodym sets and maximal functions associated with spheres, delivered by Jongchon Kim from City University of Hong Kong. Delve into advanced concepts in harmonic analysis as part of the "Modern Trends in Harmonic Analysis" program at the International Centre for Theoretical Sciences. Gain insights into cutting-edge developments in polynomial methods and discrete harmonic analysis, with a focus on Fourier restriction, Bochner-Riesz conjectures, and their applications. Engage with this 37-minute presentation to enhance your understanding of these complex mathematical topics and their relevance in solving outstanding problems in the field.