Casey Lewis is a writer and editor based in New York. She's the creator of After School, a daily Substack newsletter about youth culture, and previously founded a media agency focused on Gen Z. She has worked for New York Magazine, Teen Vogue, and MTV, and consults on youth culture for brands including Vice, Self, and Refinery29. She also considers herself to be an ‘unofficial’ teen magazine historian, documenting her findings on the Instagram account Thank You Atoosa.