Acknowledgements

The National Nuclear Security Administration and the Defense Threat Reduction Agency gratefully acknowledge the important contributions of the following people for their work on the "Proceedings for the 23rd Seismic Research Review on Worldwide Monitoring of Nuclear Explosions."

Authors of papers for excellent research, good technical content and willing cooperation in electronic submission.

Ms. Leslie A. Casey (NNSA) for review and clearance of abstracts and papers related to NNSA contracts, and for providing NNSA financial support for the Proceedings.

Ms. Francesca C. Chavez (LANL) for administrative support.

Dr. Anton M. Dainty (DTRA) for review and clearance of abstracts and papers related to DTRA contracts.

Mr. Marvin D. Denny (NNSA/DICHROMA) for overall review of the abstracts and papers.

Ms. Mary L. Girven (SNL) for making everyone's job easier with web-based technology for abstract and paper submission, on-line review and approval tools, and creation of the master files for the hardcopy and CD versions of the Proceedings.

Mr. Michael Pankratz (LANL) for classification review of the compiled Proceedings.

Ms. Ruth N. Robichaud (LANL) for artwork for the CD label.

Dr. Stanley D. Ruppert (LLNL) for making and jacketing the CD copies.

Dr. Frederick R. Schult (AFTAC) for review and clearance of abstracts and papers related to AFTAC contracts.

Dr. N. Jill Warren (LANL) for technical editing of the papers and abstracts.

Dr. John (Jay) Zucca (LLNL), Dr. David B. Harris (LLNL), Mr. Preston B. Herrington (SNL), Mr. David P. Gallegos (SNL), Mr. J. Mark Harris (SNL), Dr. D. Craig Pearson (LANL), Dr. Steven R. Taylor (LANL), Dr. Ned A. Wogman (PNNL), Mr. Dale N. Anderson (PNNL) for a myriad of internal management reviews of DOE laboratory abstracts and papers.