The Natural Language Processing (NLP) group at the University of Sheffield is one of the largest and most successful research groups in language and information in Europe. The group is based in the Department of Computer Science, and includes world-class teams in the areas of speech, language, knowledge and information processing, machine learning, among other areas. The Department of Computer Science was founded in 1982 and since then has established national and international renown for many aspects of its teaching and research. It was awarded a top Grade 5 in the most recent nationwide Research Assessment Exercise. The Natural Language Processing Group has extensive experience in the fields of machine translation, multimodality, NLP for social media data, NLP infrastructures (GATE), machine learning methods for NLP, etc.