Matthew Davidson is a PhD candidate in the Department of Nuclear Science and Engineering at MIT. He completed a BS degree in Chemical Physics at Catholic University in Washington, DC. He has worked with Motorola, developing software for iDen mobile phones. He also worked with Ambient Devices, a Cambridge-based startup which delivers data to custom devices using the US pager network. He brings extensive teaching experience to AITI Rwanda 2010, having been a teaching assistant for four courses at MIT.