Slides for the magic or optical lantern were a major tool for knowledge transfer in the second half of the 19th and early 20th centuries. Schools, universities, the church and many public and private institutions all over the world relied on the lantern for illustrated lectures and demonstrations. This volume brings together scholarly research on the educational uses of the optical lantern in different disciplines by international specialists, representing the state of the art of magic lantern research today. In addition, it contains a lab section with contributions by archivists and curators and performers reflecting on ways to preserve, present and re-use this immensely rich cultural heritage today. Authors of this collection of essays will include Janelle Blankenship, Karin Bienek, Stephen Bottomore, Richard Crangle, Sarah Dellmann, Ine van Dooren, Claire Dupr La Tour, Jenny Durrant, Francisco Javier Frutos Esteban, Anna Katharina Graskamp, Emily Hayes, Erkki Huhtamo, Lydia Jakobs, Martyn Jolly, Joe Kember, Frank Kessler, Machiko Kusahara, Sabine Lenk, Maria Carmen Lpez San Segundo, Ariadna Lorenzo Sunyer, Maria Mnnig, Ana David Mendes, Daniela Mller-Kolb, Alina Novik, Daniel Pitarch, Jordi Pons, Montse Puigdeval, Anglique Quillay, Angel Quintana Morraja, Nadezhda Stanulevich, Vanessa Toulmin, Jennifer Tucker, Kurt Vanhoutte, Mrcia Vilarigues, Ludwig Vogl-Bienek, Joseph Wachelder, Artemis Willis, Lee Wing Ki, Irene Suk Mei Wong and Nele Wynants.