About 100 people gathered in San Francisco at a gala birthday party for the Seismological Society of America on 20 November 2006, the 100th anniversary of the adoption of the first SSA constitution. The celebration was planned by members of the Committee for the William B. Joyner Memorial Fund at the initiative of committee member Thomas Hanks and marked the close of SSA's centennial year.12345

The event began with the presentation of the 2006 William B. Joyner Distinguished Lecture by Norman Abrahamson, whose lecture was titled, “The Seismology-Engineering Interface: The Need for Two-Way Flow of...

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