The International workshop “Microbes & Cancer: Unravelling the Connection for Innovative Therapies” will focus on the latest research in the field of microbiota and its effects on cancer, and will provide insights into strategies to engineer and to exploit microbes’ power for biomedical applications and in therapeutic treatments. This international workshop will bring together leading international expert working in microbiology and host-microbiota interactions to discuss the current developments in microbe research and applications. The workshop program also includes short oral presentations selected from attendees, posters, a round table on Challenges in microbes & cancer research, and networking opportunities.