In Frederick Lewis Allen's 'Since Yesterday', he provides a detailed and insightful analysis of American society during the turbulent 1920s. Allen explores the economic, social, and political changes that shaped the decade, using a narrative style that is both engaging and informative. Drawing on a wealth of primary sources, he highlights the Roaring Twenties as a period of great prosperity and cultural change, but also as a time of profound and lasting effects on American society. Allen's meticulous research and clear writing make this book a valuable resource for anyone interested in understanding this pivotal decade in American history. Frederick Lewis Allen was a prominent historian and journalist, known for his accessible yet scholarly approach to studying the past. His background in journalism likely motivated him to write 'Since Yesterday' with a focus on engaging storytelling and in-depth analysis. As a respected figure in the field of American history, Allen brings a unique perspective to his examination of the 1920s. I highly recommend 'Since Yesterday' to readers seeking a comprehensive and well-written account of the 1920s. Allen's blend of storytelling and historical analysis makes this book both entertaining and informative, offering valuable insights into a pivotal period in American history.