Petra Kralj Novak, PhD, is an assistant professor in the Department of Network and Data Science at Central European University. Her research belongs to the broad area of knowledge discovery from databases. She researches social and mainstream media, focusing on subjective and ambiguous tasks such as sentiment analysis and hate speech detection. Avant-garde research analyzing the role of emojis in conveying sentiment was published in P. Kralj Novak, et al. "Sentiment of emojis" and is the main reference for current research on emoji analysis.
She is also a researcher at the Department of Knowledge Technologies at the Jožef Stefan Institute in Ljubljana, Slovenia, and secretary and treasurer of SLAIS - the Slovenian Artificial Intelligence Society. She has participated in several national (Slovenian) and European research projects. She has just finished coordinating the European Union REC project IMSyPP: Innovative Monitoring Systems and Prevention Policies of Online Hate Speech (2020-2022).