1. Geometric aspects of two-dimensional complexes C. Hog-Angeloni and W. Metzler 2. Algebraic topology for two-dimensional complexes A. J. Sieradski 3. Homotopy and homology classification of 2-complexes M. P. Latiolais 4. Crossed modules and P2 homotopy modules M. Dyer 5. Calculating generators of P2 W. Bogley and S. J. pride 6. Applications of diagrams to decision processes G. Huck and S. Rosebrock 7. Fox ideals, N-torsion and applications to groups and 3-manifolds M. Lustig 8. (Singular) 3-manifolds C. Hog-Angeloni and A. Sieradski 9. Cancellation results for 2-complexes and 4-manifolds and some applications I. Hambleton and M. Kreck 10. J. H. C. Whitehead's asphericity question W. Bogley 11. Zeeman's collapsing conjecture S. Matveev and D. Rolfsen 12. The Andrews-Curtis conjecture and its generalizations C. Hog-Angeloni and W. Metzler.