* M. C rdenas and F. F. Lasheras -- Properly 3-realizable groups: a survey * A. Martino and S. O Rourke -- Free actions on $\mathbb{Z}^n$-trees: a survey * G. Levitt -- Characterizing rigid simplicial actions on trees * J. Gonz lez-Meneses -- Improving an algorithm to solve multiple simultaneous conjugacy problems in braid groups * E. Godelle and L. Paris -- On singular Artin monoids * O. Bogopolski -- A surface groups analogue of a theorem of Magnus * V. Addepalli and E. C. Turner -- Shift automorphisms of finite order * V. Shpilrain -- Counting primitive elements of a free group * R. Weidmann -- A rank formula for amalgamated products with finite amalgam * D. Kahrobaei -- A simple proof of a theorem of Karrass and Solitar * S. W. Margolis, J. Meakin, and Z. Sunik -- Distortion functions and the membership problem for submonoids of groups and monoids * J. Belk and K.-U. Bux -- Thompson's group $F$ is maximally nonconvex * S. Cleary and J. Taback -- Seesaw words in Thompson's group $F$ * X. Martin -- Piecewise-projective representation of Thompson's group $T$ * T. Dymarz -- Bijective quasi-isometries of amenable groups * I. Bumagin -- On definitions of relatively hyperbolic groups * G. Baumslag -- Embedding wreath-like products in finitely presented groups. I * S. Cleary and J. Taback -- Metric properties of the lamplighter group as an automata group * F. Dahmani -- An example of non-contracting weakly branch automaton group * A. Akhmedov -- Travelling salesman problem in groups