| PROBLEM SESSION 1 | |  | |
| PROBLEM SESSION 2 | |  | |
| Bailey | Levi graphs and concurrence graphs as tools to evaluate block designs |  |  | |
| Buser | Jacobians of degenerate Riemann surfaces and graphs |  |  | |
| Chepoi | A topological characterization of basis graphs of matroids | |  | |
| Cioaba | Eigenvalues and Structure of Graphs | |  | |
| Courcelle | Automata based graph algorithms for logically defined problems 1 |  |  |  |
| Courcelle | Automata based graph algorithms for logically defined problems 2 |  |  | |
| Courcelle | Automata based graph algorithms for logically defined problems 3 |  |  | |
| Dodziuk | Difference equations on graphs |   |  |  |
| Gadouleau | Entropy and closure of directed graphs | |  | |
| Grabowski | Combinatorics related to spectral theory of random walks on lamplighter groups | |  | |
| Haemers | Spectra of Graphs 1: Spectral characterizations |  |  | |
| Haemers | Spectra of Graphs 2: Maximal energy |  |  | |
| Helfgott | Growth in groups: ideas and perspectives |  |  | |
| Hoffman | Expander graphs from groups of Kac-Moody type and generalizations |  |  | |
| Huber | Randomized Rumour Spreading |  |  | |
| Ivrissimtzis | Spectral properties of Platonic graphs and a new family of trivalent expanders |  |  | |
| Jackson | Rigidity of graphs and frameworks |  |  | |
| Jerrum | The Tutte polynomial: sign and approximability |  |  | |
| Kang | Arrangements of pseudocircles and circles |  |  | |
| Kawarabayashi | Property testing for sparse graphs - Structural graph theory meets property testing |  |  | |
| Keller | On negative curvature and spectrum of graph Laplacians | |  | |
| Kral | Limits of graphs and permutations 1 | |  | |
| Kral | Limits of graphs and permutations 2 | |  | |
| Kral | Limits of graphs and permutations 3 | |  | |
| Lenz | Spectral theory of graphs and Dirichlet forms via intrinsic metrics 1 | |  | |
| Lenz | Spectral theory of graphs and Dirichlet forms via intrinsic metrics 2 | |  | |
| Liu | Ricci curvature and spectra estimates on graphs |  |  | |
| Lledo | Spectral gaps for periodic discrete and metric graphs |  |  | |
| Lo | Proof of the 1-factorization and Hamilton decomposition conjectures |  |  | |
| Mohar | On median eigenvalues of graphs |  |  | |
| Niedermeier | Exploiting Graph Structure in Multivariate Algorithmics |  |  | |
| Nixon | Symmetric frameworks on cylinders and cones |  |  | |
| Patel | A conjecture of Thomassen on Hamiltonian cycles in highly connected tournaments |  |  | |
| Pollicott | Nonlinear Perron-Frobenius-Ruelle Theorems | |  | |
| Pyatkin | Incidentor coloring: Methods and results |   |  | |
| Sharp | A Weil-Petersson metric for graphs |  |  | |
| Stark | Poisson approximation of counts of subgraphs in random intersection graphs |  |  | |
| Stark | Multivariable Zeta Functions of Graphs | |  | |
| Terras | Finite upper half plane graphs and their connections with modular forms |  |  | |
| Trotignon | Truemper configurations |  |  | |
| Valette | Euclidean distortion and spectral gap for finite graphs | |  | |
| van Dam | Eigenvalues and distance-regularity of graphs |  |  | |
| Vuskovic | Local structural properties and decomposition |  |  | |
| Wojciechowski | Intrinsic metrics on infinite graphs | |  | |