The EICAT+ framework enables classification of positive impacts of alien taxa on native biodiversity. - Vimercati G; Probert AF; Volery L; Bernardo-Madrid R; Bertolino S; Céspedes V; Essl F; Evans T; Gallardo B; Gallien L; González-Moreno P; Grange MC; et al. (PLoS biology, 2022)