You can contact me at gruberan at ufl dot edu if you'd like.
Though I intend to participate more on MO now that it has moved to the SE network, I am currently more active on Math SE.
14 Is there a characterization of groups in which at least one subgroup is not an endomorphism kernel? jan 16 '13
9 An extension of the converse to Hall's theorem. jan 17 '13
7 Realizable Order Sequences for Finite Groups sep 27 '12
7 Number of Normal subgroups In a p-Group oct 2 '12
6 Awfully sophisticated proof for simple facts feb 23 '13
3 Character theory of $2$-Frobenius groups. oct 20 '12