Before I start describing the Harry Potter Decal, let me first explain what a Decal is. A Decal at UC Berkeley is a small class taught by fellow undergraduate students. Although student facilitators tend to be upperclassmen, some are sophomores or even freshmen! Throughout campus, Berkeley offers a wide variety of Decals: Harry Potter, Baking, Intro to Surgery, Kanye West, and so many more! Harry Potter Decal is one of the more popular Decals offered on campus. It is absolutely wonderful and for hardcore lovers of the series and new readers alike should take this class, and here’s why!