IGGPPC Houses are named for great female/femme characters in fiction, and are ways for us to get to know people similar ages.
The IGGPPC Houses are Quinn, GlaDOS, Organa, and Ripley.
House Quinn is named for Harley Quinn, from the Batman universe
House GlaDOS is named for GlaDOS, the villainous AI from Portal
House Organa is named for General (née Princess) Leia Organa, from Star Wars
House Ripley is named for Ellen Ripley, from the Aliens universe