Guillaume received his PhD in 2008 from the University of Toulouse on the topic of personal and collective information management through digital annotations. His academic interests lie in Information Science with a focus on Information Retrieval and Scientometrics. Guillaume strives to tackle compelling issues requiring an interdisciplinary expertise. He currently studies how scientists and the general public alike crowdsource and share academic literature. Guillaume serves as a referee for various conferences and journals in IR and scientometrics. He is also an editorial board member of the Scientometrics journal.