In the age of social media, fashion is no longer confined to glossy magazines or runways—it unfolds instantly on our screens, reshaping how identity, influence, and consumption intersect. Platforms such as Instagram, TikTok, and YouTube have transformed the way individuals engage with style, offering new opportunities for self-expression while simultaneously fueling the fast fashion industry. Behind every curated post, trending hashtag, or viral outfit challenge lies a complex web of cultural aspirations, consumer choices, and ethical dilemmas. Beyond the Filter: Identity, Influence, and Fast Fashion in the Social Media Era brings together diverse perspectives to explore these dynamics. The chapters in this volume examine how digital spaces shape personal and collective identities, how influencers and micro-celebrities drive trends, and how fast fashion brands capitalize on online cultures of immediacy and desire. At the same time, the book highlights the consequences of this cycle— environmental degradation, labor exploitation, and the pressure of unrealistic beauty and lifestyle standards. This collection is designed to be both critical and forward-looking. By weaving together insights from media studies, cultural theory, sociology, and sustainability research, it encourages readers to think deeply about the forces behind their fashion choices and the broader implications of social media–driven consumption. The aim is not only to analyze but also to inspire dialogue around more ethical, creative, and sustainable futures in fashion. As editors, we extend our gratitude to the contributors who have shared their expertise and to the readers who will engage with these chapters. It is our hope that this book provides a meaningful lens through which to understand the entwined narratives of fashion, identity, and digital influence in the twenty-first century.