The crucial role of feedback in the learning process is undisputed. But how can feedback be exchanged in the digital age? This book equips teachers and learners with a research-based overview of digital feedback methods. This includes, for instance, feedback in text editors, cloud documents, chats, forums, wikis, surveys, mails as well as multimodal feedback in video conferences and recorded audio, video and screencast feedback. The book discusses the advantages and limitations of each digital feedback method and offers suggestions for their practical application in the classroom. They can be utilized in online teaching as well as to enrich on-site teaching. The book also provides ideas for combining different feedback methods synergistically and closes with recommendations for developing dynamic digital feedback literacies among teachers and students.