The Three Rivers Microscopy Society (3RMS) is an educational, scientific, non-profit and non-political organization dedicated to increase and disseminate knowledge pertaining to the atomic, nano, micro, and macro-scale structure and composition of materials and to the instrumentation and methods by which this knowledge is obtained. 3RMS was founded in 2007 and is a local affiliate of the Microscopy Society of America (MSA) and the Microbeam Analysis Society (MAS).