Ymir Vigfusson is Assistant Professor of Mathematics and Computer Science at Emory University since 2014, Adjunct Assistant Professor at the School of Computer Science at Reykjavik University since 2011, and a co-founder and Chief Science Officer of the offensive security company Syndis since 2013. Ymir completed his Ph.D. in Computer Science at Cornell University in 2010 where his dissertation on "Affinity in Distributed Systems" was nominated for the ACM Doctoral Dissertation Award.
His primary research interests are on distributed systems and caching, having worked on cache replacement in the IBM Websphere eXtreme Scale at IBM Research (2009–2011), and more recently as part of his NSF CAREER program on "Rethinking the Cache Abstraction." He has published at conferences that include ACM SOCC, USENIX ATC, VLDB, and EuroSys, as well as ACM TOCS. Ymir serves on the steering committee of LADIS (2010–2018), has been on program committees for ACM SOCC, ICDCS, EuroSys, and P2P. In addition to caching, Ymir also works on improving epidemiological surveillance and information security, funded by the Center for Disease Control and grants from the Icelandic Center for Research.