From Markovian approximation to a new type of quantum stochastic calculus, L. Accardi and Y.G. Lu; unitarity of solutions to quantum stochastic differential equations and conservativity of the associated semigroup, F. Fagnola; time-ordered exponentials in quantum stochastic calculus, A. S. Holevo; structure relations for fermionic flows, R.L. Hudson and P.A. Shepperson; fermionic hypercontractivity, J.M. Lindsay and P.A. Meyer; large deviations and mean-field quantum systems, R.F. Werner. (Part contents).