Kareem Darwish is a principal scientist at the Arabic Language Technologies at QCRI with interest in natural language processing (NLP), social computing, and information retrieval. He was as a researcher at the Cairo Microsoft Innovation Lab and the IBM Human Language Technologies group in Cairo. He also taught in the Electrical Engineering Department at the German University in Cairo and the Faculty of Computer and Informatics at Cairo University. He is currently developing a state-of-the-art Arabic NLP toolkit that includes POS tagging, named entity recognition, parsing, etc. In social computing, he is working on the automated detection of propaganda accounts on social media and on stance detection.