The papers contained in this volume were selected from those presented at PACAM I by a committee consisting of the co-editors and the following participants: J.D. Achenbach, W. Altman, Z.P. Bazant, P. Glockner, R.E. Johnson, P. Kittl, P.H. McDonald, D.T. Mook, J.N. Reddy, J.L. Sackman, and F.Y.M. Wan. The selection was based on the quality of the short paper appearing in the PACAM Proceedings and on the quality of the oral presentation, with some consideration for a representative distribution of subject matter.