Fatal Jump: Tracking the Origins of Pandemics, written by veterinary disease ecologist Leslie Reperant and published by Johns Hopkins University Press, is a journey, by leaps and bounds around the world and through time, to examine the extraordinary circumstances—evolutionary, ecological, and otherwise— that converged and gave birth to some of our most wicked and unexpected plagues and pandemics. Beyond the traditional historical account of human infectious diseases, this book unveils commonalities and coincidences that, throughout the ages, consistently preceded or triggered the emergence of new infectious diseases or the flare-ups of old ones. The pace of disease emergence is accelerating. The journey teaches us the One Health responses and solutions humanity must unfailingly apply to curb the rise of future plagues and pandemics. Readers are sending their reviews and endorsements for One Health Day 2023. Read them here and send yours!