Research Exploring Simple Ways of Protecting Tall Artifacts Against Toppling During a Regional Earthquake Field Applications of Induced Partial Saturation (IPS) for Liquefaction Mitigation NSF Project Induced Partial Saturation (IPS) Liquefaction Mitigation NSF / NEESR Project Liquefaction of Partially Saturated Sands Seismic Evaluations of Artifacts Bridges Soil Isolation Foundation Isolation Geosynthetic Interfaces Earthquake Reconnaissance and Investigations Embankments, Earth Dams and Slopes Seismic Hazard and Seismic Risk Ground Vibrations and Soil Dynamics Liquefaction