Paul Francis is the inventor of yoid, organizer of the project, and composer of the initial project software.
Sylvia Ratnasamy is looking at a number of related topics, such as distributed searching and catalogueing, in part in search of a thesis topic.
Ramesh Govindan and Cengiz Alaettinoglu are co-PIs with Paul Francis on a DARPA grant to continue to build Yoid software, and to build and test several applications running over Yoid.