Dive into a comprehensive video series on functional programming in JavaScript, covering essential concepts across 12 in-depth episodes. Explore higher-order functions, map and reduce operations, closures, currying, recursion, promises, functors, streams, and monads. Gain a thorough understanding of these fundamental principles and learn how to apply them effectively in your JavaScript projects. Progress from basic to advanced topics, enhancing your ability to write clean, efficient, and maintainable code using functional programming paradigms.