Refinement Calculus as a Theory of Contracts (Invited Paper).- Transaction Calculus.- UTP and Temporal Logic Model Checking.- A Note on Traces Refinement and the conf Relation in the Unifying Theories of Programming.- Reasoning about Loops in Total and General Correctness.- Lazy UTP.- Monadic Maps and Folds for Multirelations in an Allegory.- Unifying Theories of Interrupts.- UTP Semantics for Handel-C.- Unifying Theories of Locations.- Unifying Input Output Conformance.- The Miracle of Reactive Programming.- Encoding Circus Programs in ProofPowerZ.- Component Publications and Compositions.- Denotational Approach to an Event-Driven System-Level Language.