Apparently, this user prefers to keep an air of mystery about them.
10 Number of isomorphism types of finite groups dec 11 '13
9 Action of $\pi_1(S)$ on its commutator subgroup nov 20 '13
7 Trees in groups of exponential growth apr 3 '11
2 Classes of finitely generated groups for which it is known whether they contain periodic groups jul 17 '13