Deana Crumbling is an Environmental Scientist in the Technology Innovation section of EPA’s Office of Solid Waste and Emergency Response in Washington, DC. Since 1997 she has focused on the topics of dynamic work plans, field analysis and other analytical chemistry technologies, sampling designs and data uncertainty management. She has taught many classroom and webinar courses in those topics. Before coming to EPA, she worked for 2 years as a risk assessor for an environmental consulting firm, for 2 years as a lab and safety manager and adjunct faculty for a college, for 1 year as a science consultant for an environmental attorney, and 1 year in the Pennsylvania State Hazardous Site Cleanup Program. She worked for 20 years as a hospital-based clinical laboratory analyst and trainer. Deana was a team member in the ITRC Site Characterization and Monitoring Team from 2002 to 2004, and now a member of the Incremental Sampling Methodology Team since 2009. She earned a bachelor’s in biochemistry and a bachelor’s in psychology from Lebanon Valley College in Lebanon, Pennsylvania, in 1989, and a master’s in environmental science from Drexel University in Philadelphia, Pennsylvania, in 1997.