Includes bibliographical references.

Properly 3realizable groups: a survey ; Free actions on Bbb Z^n rees: a survey ; Characterizing rigid simplicial actions on trees ; Improving an algorithm to solve multiple simultaneous conjugacy problems in braid groups ; On singular Artin monoids ; A surface groups analogue of a theorem of Magnus ; Shift automorphisms of finite order ; Counting primitive elements of a free group ; A rank formula for amalgamated products with finite amalgam ; A simple proof of a theorem of Karrass and Solitar ; Distortion functions and the membership problem for submonoids of groups and monoids ; Thompson's group is maximally nonconvex ; Seesaw words in Thompson's group ; Piecewiseprojective representation of Thompson's group ; Bijective quasiisometries of amenable groups ; On definitions of relatively hyperbolic groups ; Embedding wreathlike products in finitely presented groups. I ; Metric properties of the lamplighter group as an automata group ; An example of noncontracting weakly branch automaton group ; Travelling salesman problem in groups M Cardenas and F F Lasheras ; A Martino and S O'Rourke ; Gilbert Levitt ; Juan GonzalezMeneses ; Eddy Godelle and Luis Paris ; Oleg Bogopolski ; Venu Addepalli and Edward C Turner ; Vladimir Shpilrain ; Richard Weidmann ; Delaram Kahrobaei ; Stuart W Margolis John Meakin and Zoran Sunik ; James Belk and KaiUwe Bux ; Sean Cleary and Jennifer Taback ; Xavier Martin ; Tullia Dymarz ; Inna Bumagin ; Gilbert Baumslag ; Sean Cleary and Jennifer Taback ; Francois Dahmani ; Azer Akhmedov