@incollection{Gerling2018, author = {Winfried Gerling}, title = {Be a Hero}, booktitle = {Exploring the Selfie}, series = {Self-Shoots at the Edge of the Abyss}, editor = {Julia Eckel and Jens Ruchatz and Sabine Wirth}, isbn = {978-3-319-57949-8}, doi = {10.1007/978-3-319-57949-8_12}, year = {2018}, }