It is now more than half a century that Einstein and Heisenberg have given us the theories of relativity and of quantum mechanics, but the great challenge of 20th century science remains unre­ solved: to assemble these building blocks into a fundamental theory of matter.

Causal Analysis in Terms of White Noise.- to Stochastic Differential Calculus.- A Generalized Stochastic Calculus in Homogenization.- Interaction Picture for Stochastic Differential Equations.- Path Integrals, Stationary Phase Approximations and Complex Histories.- Stochastic Dynamics and the Semiclassical Limit of Quantum Mechanics.- Asymptotic Expansion of Fresnel Integrals Relative to a Non-Singular Quadratic Form.- Scaling Limits of Generalized Random Processes.- Renormalization Group Analysis of Some Higly Bifurcated Families.- Anticommutative Integration and Fermi Fields.- Homogeneous Self-Dual Cones and Jordan Algebras.- Generators of One-Parameter Groups of *-Automorphisms on UHF-Algebras.- Automorphisms of Certain Simple C*-algebras.- Non-Commutative Group Duality and the Kubo-Martin-Schwinger Condition.- A Uniqueness Theorem for Central Extensions of Discrete Products of Cyclic Groups.- to W*-Categories.- Net Cohomology and Its Application to Field Theory.- Construction of Specifications.- On the Global Markov Property.- Uniqueness and Global Markov Property for Euclidean Fields and Lattice Systems.- Martingale Convergence and the Exponential Interaction in IR.- On Dia- and Paramagrietic Properties of Yang-Mills Potentials.- A New Look at Generalized, Non-Linear ?-Models and Yang-Mills Theory.- 1/N Expansions and the O(N) Nonlinear ?-Model in Two Dimensions.- On the z2 Lattice Higgs System.- Fluctuation of the Interface of the Two-Dimensional Ising Model.- The Stability Problem in ?4 Scalar Field Theories.- Summary.