The resulting model in (op Vollenbroek et al., 2016) was the overall winner of the PAN-2016 crossgenre author profiling task (Rosso et al., 2016), obtaining 0.53 joint accuracy (i.e., age and gender prediction put together) when combining results from English, Spanish and Dutch texts.
the authors pointed out that their present (cross-genre) results were considerably lower than those obtained in previous (single-genre) author profiling tasks at the PAN-CLEF series.