This course teaches you how to master text manipulation in R using the stringr package. You'll start with essential string operations and progress to advanced pattern matching using regular expressions (regex). Through hands-on exercises, you'll learn how to clean, transform, and extract information from text data efficiently. The course covers both fundamental techniques and advanced string operations, including text normalization and integration with dplyr for comprehensive data processing. You'll practice with real-world examples, building the skills needed to handle complex text manipulation tasks. Whether you're cleaning messy text data, extracting specific patterns, or standardizing string formats, this course will give you the tools to manipulate text data like a pro.