From the 9th to the 10th of April 2018, a conference entitled “Categories and Units in Language and Linguistics” will be held in Wałbrzych, Poland, at the Angelus Silesius University of Applied Sciences. The purpose of the conference is to bring together scholars of varied disciplines to explore categories and units used in language study, language pedagogy, psychology of language and psychology from a range of perspectives. More specifically, this interdisciplinary conference will address how categories and units influence and/or possibly constrain theory and model-building. The deadline for scientific abstracts is December 20, 2017. The primary language of the conference is English, but presentations in Polish are also welcome. More details about this special event can be found at the website.