Explore the intersection of mathematics and molecular biology in this invited address from the 2019 Joint Mathematics Meetings. Delve into Lior Pachter's presentation from the California Institute of Technology as he provides a mathematical framework for understanding cellular processes. Gain insights into how mathematical concepts can be applied to analyze and model the complex mechanisms within cells. Learn about the latest developments in computational biology and bioinformatics, and discover how mathematical tools are revolutionizing our understanding of molecular biology. Engage with cutting-edge research that bridges the gap between abstract mathematics and practical applications in life sciences.