The 12th International Congress of Plant Pathology (ICPP)  will be organized in Lyon, France from August 20-25, 2023!  The congress will gather plant pathologists and plant health researchers from around the world will meet to discuss their latest research as well as current and future issues facing plant health experts. The theme of the congress is  “One Health for all plants, crops and trees”.  Among the many interesting sessions is  ‘Bioinvasion in the urban environment: pathways, early warning, mitigation measures, institutional frameworks and policy implementation” which was suggested by the UB3Guard network.