Ryan earned his B.Eng.(Hons) and PhD. degrees in Mechanical Engineering from the University of Limerick in 2004 and 2008, respectively. He was a Research Assistant at Bell Labs, Murray Hill from 2005-2007 during his doctoral work. After receiving his PhD., he was a CTVR postdoctoral associate from 2008-2009 and a Marie Curie postdoctoral fellow at the Massachusetts Institute of Technology from 2009-2012. He joined Bell Labs Ireland in 2012. Ryan conducts research in the area of micro/nanoscale heat and mass transfer with application to electronic and photonics cooling as well as large-scale heat exchange. Ryan has published more than 10 archival journal papers, numerous conference papers and currently holds two granted patents with ten patents pending.