Ari Keränen is a Master Researcher at Ericsson Research in Finland. He joined Ericsson in 2007 and has since worked with various Internet technologies ranging from multimedia signaling and peer-to-peer systems to the Internet of Things. Ari received his M.Sc. in communications engineering from Helsinki University of Technology in 2008. Currently his main research topic is communication of constrained devices and connecting the next 50 billion devices to the Internet.