... sociolinguistic and psycholinguistic pointof view of language understanding, but also froman engineering perspective, given the goal of pre-dicting latent author/speaker attributes in variouspractical ... Proceedings of the 47th Annual Meeting of the ACL and the 4th IJCNLP of the AFNLP, pages 710–718,Suntec, Singapore, 2-7 August 2009.c2009 ACL and AFNLPModeling Latent Biographic Attributes in Conversational ... (Ara-bic), indicating the robustness of the models ex-plored in this paper. Finally, we also explore andevaluate original model performance on additional latent speaker attributes including age...