Preface. Surveys & Expositions. The Bornological Tensor Product of two Riesz Spaces; G. Buskes, A. van Rooij. Old and New Unsolved Problems in Lattice-Ordered Rings; M. Henriksen. A Survey of Residuated Lattices; P. Jipsen, C. Tsinakis. MV-Algebras and Abelian l-Groups: a Fruitful Interaction; V. Marra, D. Mundici. Hull Classes of Archimedean Lattice-Ordered Groups; J. Martinez. Surveying Lattice-Ordered Fields; R.H. Redfield. Research Articles. Stone's Real Gelfand Duality in Pointfree Topology; B. Banaschewski. The Range of Lattice Homomorphisms on f-Algebras; K. Boulabiar. The Bornological Tensor Product of two Riesz Spaces: Proof and Background Material; G. Buskes, A. van Rooij. Non-distributive Cancellative Residuated Lattices; J.A. Cole. Reconstructing C(G) from a Plenary Subset; M.R. Darnel. The Undecidability of the Word Problem for Distributive Residuated Lattices; N. Galatos. Least Integer Closed Groups; A.W. Hager, et al. Polar Functions, I: The Summand-Inducing Hull of an Archimedian l-Group with Unit; J. Martinez. A Priestley-type Method for Generating Free l-Groups; N.G. Martinez, A. Petrovich. On the Epimorphic Hull of a Ring of Continuous Functions; R. Raphael, R.G. Woods.