The papers in the symposium on Analysis of the Test Methods for High Modulus Fibers and Composites were presented at a meeting held in San Antonio, Tex., 12-13 April 1972. The symposium was sponsored by The American Society for Testing and Materials through its Committee D30 on High Modulus Fibers and Their Composites. J. M. Whitney, Air Force Materials Laboratory, Wright-Patterson Air Force Base, presided as symposium chairman. Carl Zweben, Materials Science Corporation, and R. J. Diefendorf, Rensselaer Polytechnic Institute, presided as symposium vice-chairmen for Composites and Fibers, respectively.