Chan, Francis (3) Silver, Edward A. (university Of Calgary, Pyke, David F. (university Of San Diego, Thomas, Douglas J. (pennsylvania State University) (1) Seal, David V. (london, Pleyer, Uwe, Hennelly, Michelle L., Lawrenson, John G. (1) Hoyle, David (1) Washington Tyler, Marya, Washington, David, Kleiman, Asa (1)