She was a researcher at Yahoo! Labs for 5 years (in Barcelona and Santiago). Currently, her research areas are Web Data Mining, Social Network Analysis and Web IR. She is an Associate Editor for the IEEE Transactions on Knowledge and Data Engineering Journal and Senior PC member for the conferences SIGIR and WWW (and PC member of several other top-tier conferences in her areas). Here work on time-sensitive credibility in microblogging platforms, published in WWW 2011 and in the Internet Research journal (2013), was the first on this particular topic (with +1800 citations), according to Google Scholar and has been featured in mainstream media such as Scientific American Magazine, The Wall Street Journal, Slate Magazine and BBC News, The Huffington Post, BBC News and NPR.