Gabriele Bonanno, Some remarks on the mountain pass theorem and on the local minimum theorem
Timoteo Carletti, 35 years of theorems and friendship.
Zuzana Dos̆lá, The Roberto Conti legacy to second order differential equations with monotone solutions
Mats Ehrnstrom, On some water wave solutions that have emanated from work with G. Villari
David Henry, Flow Underlying Coupled Surface and Internal Water Waves
Jean Mawhin, Limit cycles: old and new
Carmen Núñez, Critical transitions in piecewise uniformly continuous concave quadratic ordinary differential equations
Maria Patrizia Pera, Some results on periodic perturbations of second order functional differential equations
Marco Sabatini, Flows parallelizability and global invertibility of planar non-singular maps
Massimo Villarini, Chains of N coupled identical oscillators: linearizability, obstructions to linearizability and convergence as N tends to infinity to an evolution PDE
Fabio Zanolin, Working with Gabriele in the phase-plane: a survey of some results and related problems