The ES-SSA (Eastern Section, Seismological Society of America) meeting was held in Memphis, Tennessee last October. While there was a diverse range of papers presented (see meeting information in this issue of SRL), there was a clear focus on New Madrid seismicity and hazards. Seismic hazard mapping is a major ongoing effort by various groups throughout the midcontinent region.

Observations in many different parts of the world have shown that ground shaking is stronger with longer duration at sites underlain by soft sediments compared to sites on hard rock. Of course, most examples of this amplification effect come from...

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