Carlos A. Berenstein 
(University of Maryland, College Park, MD, USA)
Electrical Impedance Tomography is really tomography

   Andrea Cianchi 
(Università di Firenze, Italy) 
Symmetrization and second order Sobolev inequalities

   Vincenzo Ferone 
(Università di Napoli "Federico II", Italy)
Nonlinear problems having natural growth in the gradient

    Antonio Greco 
(Università of Cagliari, Italy)
Overdetermined problems in annular domains

    Antoine Henrot 
(Ecole des Mines de Nancy, France)
Minimization problems for eigenvalues of the Laplacian-Dirichlet operator

    Bernd Kawohl 
(Universität zu Köln, Germany)
Optimal constants and domain geometry

    Rolando Magnanini 
(Università di Firenze, Italy)
Heat conductors with a stationary hot spot

   G. A. Philippin
(Université Laval, Canada)
Decay estimates and comparison results for nonlinear parabolic problems

   Wolfgang Reichel
(Universität Basel, Switzerland)
Nonexistence results for supercritical variational problems
   
Shigeru Sakaguchi 
(Ehime University, Japan)
Heat conductors with a stationary isothermic surface

    Philip W. Schaefer 
(University of Tennessee, Knoxville, TN, USA) 
On radial and non-entire solutions

    Henrik Shahgholian 
(Royal Institute of Technology, Stockholm) 
Generalized mean value property for caloric functions
   
Boyan Sirakov 
(Université Paris X, France)
Symmetry of positive solutions of cooperative elliptic systems in unbounded domains