Introduction
Rapid Evolutionary Changes in a Globally Invading Fungal Pathogen (Dutch Elm Disease)
Invasions by the Late Blight Pathogen: Renewed Sex and Enhanced Fitness
The Effect of Multiple Importations of Pests and Pathogens on a Native Tree
Biology and Evolution of Beneficial and Detrimental Viruses of Animals, Plants, and Fungi
Seeds as Vehicles for Pathogen Importation
Epidemiology and Management of a Periodically Introduced Pathogen
Exotic Lepidopteran Leafminers in North American Apple Orchards: Rise to Prominence, Management, and Future Threats
Invasions on Large and Small Scales: Management of a Well-established Crop Pest, the Colorado Potato Beetle
Evolving Management Strategies for a Recently Discovered Exotic Forest Pest: The Pine Shoot Beetle, Tomicus Piniperda (Coleoptera)