Elizabeth Lack joined WEST as a Biologist and NEPA Specialist in the Cheyenne, Wyoming office. She received her Bachelor of Science in Forest Biology from Colorado State University in 1988 and has spent most of her career in environmental consulting. She is currently part of the NEPA group at WEST where her focus is preparation of NEPA documents and other writing and technical editing assignments. Elizabeth has been involved with NEPA compliance for most of her career and has authored all or portions of over 70 Categorical Exclusions, 20 Environmental Assessments, and four Environmental Impact Statements, and has served as project manager or task leader for these projects. In addition, Elizabeth has extensive field experience in botanical and wetland work, including rare plant surveys, noxious weed surveys, vegetation classification and mapping, and vegetation inventory and description. Her wetland work includes delineations based on identification of wetland plant, hydrology, and soil characteristics, designing and monitoring created wetlands, and wetland function and value assessments. She is also experienced in related hydrological work, such as stream and water body inventories and riparian surveys. She has worked in grasslands, shrubland, desert, and forest habitats. Her work has been focused in the western United States including work in Washington, Oregon, Idaho, Nevada, Utah, Arizona, Montana, Wyoming, Colorado, New Mexico, Nebraska, and Kansas. From 2005 to 2007, Elizabeth served as a Peace Corps volunteer, working as a community-based Forest Extension Officer in Zambia.