1. Assistant Professor, Dept. of Civil Engineering, Univ. of British Columbia, Vancouver, BC, Canada.
2. Undergraduate Student Researcher, Dept. of Civil Engineering, Univ. of British Columbia, Vancouver, BC, Canada
3. Research Civil Engineer, Geologic Hazards Science Center, US Geological Survey, Golden, CO.
4. Research Civil Engineer, Geologic Hazards Science Center, US Geological Survey, Golden, CO; Associate Professor, College of Engineering, Oregon State Univ., Corvallis, OR.