edited by Luis Vázquez (Universidad Compultense & CSIC/INTA, Spain) , Robert S MacKay (Warwick University, UK) , & María Paz Zorzano (CSIC/INTA, Spain)

This conference was the third meeting organized in the framework of the European LOCNET project. The main topics discussed by this international research collaboration were localization by nonlinearity and spatial discreteness, and energy transfer (in crystals, biomolecules and Josephson arrays).

• The Discrete Nonlinear Schrödinger Equation — 20 Years on (J C Eilbeck & M Johansson)
• Breathers and Conformational Transitions in Molecular Crystals (M Barthes)
• Some Exact Results for Quantum Lattice Problems (J C Eilbeck)
• Isochronous Potentials (S Bolotin & R S Mackay)
• Dynamics of Discrete Breathers in Flexible Chains (J M Sancho et al.)
• Interaction of Moving Breathers with an Impurity (J Cuevas et al.)
• Quantum Targeted Energy Transfer (P Maniadis et al.)
• Spontaneous Pattern Retrieval in a Neural Network (M-P Zorzano)
• Discrete Breathers in 2D Josephson Arrays (J J Mazo)
• Fluxon Ratchet Potentials (J J Mazo et al.)
• and other papers