James B. Serrin and Enzo L. Mitidieri, University of Trieste, ItalyVincentiu D. Radulescu, University of Craiova, Romania

• A tribute to Patrizia Pucci by J. Mawhin A scientific profile of Patrizia Pucci by G. Vinti The Liouville theorem for homogeneous elliptic differential inequalities by J. Serrin Multiplicity results for porous media and fast diffusion equations with a quadratic gradient term by B. Abdellaoui, I. Peral, and M. Walias A priori estimates for solutions of $p$-Kirchhoff systems under dynamic boundary conditions by G. Autuori Higher order linear parabolic equations by G. Barbatis and F. Gazzola Sources of nonlinearity in the kinetic theory for active particles with focus on the formation of political opinions by N. Bellomo and V. Coscia Yamabe type equations with sign-changing nonlinearities on the Heisenberg group, and the role of Green functions by B. Bianchini, L. Mari, and M. Rigoli Asymptotic behavior of the solution to variational inequalities with joint constraints on its value and its gradient by M. Chipot and K. Yeressian Existence and uniqueness of solutions to a Cauchy problem modeling the dynamics of socio-political conflicts by F. Colasuono and M. C. Salvatori Regularity points of ACL-homeomorphisms in the plane by F. Farroni, R. Giova, and C. Sbordone Energy estimates and integral Harnack inequality for some doubly nonlinear singular parabolic equations by S. Fornaro, M. Sosio, and V. Vespri Initial value problems for diffusion equations with singular potential by K. T. Gkikas and L. Veron On a class of fully nonlinear PDEs from complex geometry by E. Lanconelli and A. Montanari Concentration of conformal volume, improved Moser-Trudinger inequalities and Toda systems by A. Malchiodi Periodic solutions of Lagrangian difference systems: Periodic nonlinearities (almost) don't matter by J. Mawhin A limit problem for degenerate quasilinear variational inequalities in cylinders by D. Mugnai Strong solutions for the wave equation with a kinetic boundary condition by E. Vitillaro

James B. Serrin and Enzo L. Mitidieri, University of Trieste, ItalyVincentiu D. Radulescu, University of Craiova, Romania

• A tribute to Patrizia Pucci by J. Mawhin A scientific profile of Patrizia Pucci by G. Vinti The Liouville theorem for homogeneous elliptic differential inequalities by J. Serrin Multiplicity results for porous media and fast diffusion equations with a quadratic gradient term by B. Abdellaoui, I. Peral, and M. Walias A priori estimates for solutions of $p$-Kirchhoff systems under dynamic boundary conditions by G. Autuori Higher order linear parabolic equations by G. Barbatis and F. Gazzola Sources of nonlinearity in the kinetic theory for active particles with focus on the formation of political opinions by N. Bellomo and V. Coscia Yamabe type equations with sign-changing nonlinearities on the Heisenberg group, and the role of Green functions by B. Bianchini, L. Mari, and M. Rigoli Asymptotic behavior of the solution to variational inequalities with joint constraints on its value and its gradient by M. Chipot and K. Yeressian Existence and uniqueness of solutions to a Cauchy problem modeling the dynamics of socio-political conflicts by F. Colasuono and M. C. Salvatori Regularity points of ACL-homeomorphisms in the plane by F. Farroni, R. Giova, and C. Sbordone Energy estimates and integral Harnack inequality for some doubly nonlinear singular parabolic equations by S. Fornaro, M. Sosio, and V. Vespri Initial value problems for diffusion equations with singular potential by K. T. Gkikas and L. Veron On a class of fully nonlinear PDEs from complex geometry by E. Lanconelli and A. Montanari Concentration of conformal volume, improved Moser-Trudinger inequalities and Toda systems by A. Malchiodi Periodic solutions of Lagrangian difference systems: Periodic nonlinearities (almost) don't matter by J. Mawhin A limit problem for degenerate quasilinear variational inequalities in cylinders by D. Mugnai Strong solutions for the wave equation with a kinetic boundary condition by E. Vitillaro

James B. Serrin and Enzo L. Mitidieri, University of Trieste, ItalyVincentiu D. Radulescu, University of Craiova, Romania

• A tribute to Patrizia Pucci by J. Mawhin A scientific profile of Patrizia Pucci by G. Vinti The Liouville theorem for homogeneous elliptic differential inequalities by J. Serrin Multiplicity results for porous media and fast diffusion equations with a quadratic gradient term by B. Abdellaoui, I. Peral, and M. Walias A priori estimates for solutions of $p$-Kirchhoff systems under dynamic boundary conditions by G. Autuori Higher order linear parabolic equations by G. Barbatis and F. Gazzola Sources of nonlinearity in the kinetic theory for active particles with focus on the formation of political opinions by N. Bellomo and V. Coscia Yamabe type equations with sign-changing nonlinearities on the Heisenberg group, and the role of Green functions by B. Bianchini, L. Mari, and M. Rigoli Asymptotic behavior of the solution to variational inequalities with joint constraints on its value and its gradient by M. Chipot and K. Yeressian Existence and uniqueness of solutions to a Cauchy problem modeling the dynamics of socio-political conflicts by F. Colasuono and M. C. Salvatori Regularity points of ACL-homeomorphisms in the plane by F. Farroni, R. Giova, and C. Sbordone Energy estimates and integral Harnack inequality for some doubly nonlinear singular parabolic equations by S. Fornaro, M. Sosio, and V. Vespri Initial value problems for diffusion equations with singular potential by K. T. Gkikas and L. Veron On a class of fully nonlinear PDEs from complex geometry by E. Lanconelli and A. Montanari Concentration of conformal volume, improved Moser-Trudinger inequalities and Toda systems by A. Malchiodi Periodic solutions of Lagrangian difference systems: Periodic nonlinearities (almost) don't matter by J. Mawhin A limit problem for degenerate quasilinear variational inequalities in cylinders by D. Mugnai Strong solutions for the wave equation with a kinetic boundary condition by E. Vitillaro