Cornelia "Conny" Geppert was born in Greifswald. She was in the art team of the magazine Mosaik in the years 2000 and 2001. She did the characters in the splash-pages for the 'Orient-Express' series. For the 'Amerika' series, she developed the secondary characters Mr. Fenner and Adam. She also illustrated the novels 'Die Geheimnisvolle Insel' and 'Koggen, Kähne, Kaperfahrer', as well as several 'Abrafaxe' merchandising products. Geppert eventually passed the 'Abrafaxe' series on to Niels Bülow. She now works as a video game animator.
