Tony Timpano is a Research Associate at Virginia Tech in the Virginia Water Resources Research Center. He earned his M.S. in Environmental Science from Virginia Tech in May 2011. His thesis explored the relationship between Total Dissolved Solids and macroinvertebrate communities. He is currently studying the variability of TDS in streams affected by coal mining in Virginia and West Virginia, with support from the Departmentment of Interior Office of Surface Mining and Reclamation.