Hydrologist/Geomorphologist, P.H., Ph.D., Principal of Wildland Hydrology in Fort Collins, Colorado, with field experience in river work spanning 50 years. Dave has designed and implemented over 70 large-scale river restoration projects. Dave developed a stream classification system, the BANCS streambank erosion model, the FLOWSED/POWERSED sediment transport models, the WARSSS methodology for cumulative watershed assessments, and a geomorphic approach to river restoration using a Natural Channel Design methodology. Dave utilizes his extensive experience to conduct short courses in watershed management, river morphology, restoration, and wildland hydrology applications. Dave has also authored two textbooks and over 70 reports and articles in research journals, symposia, and federal agency manuals.