Who are new blog members ulfie22, msaxolotl, grazhoppah and b1uddykd?

I know who the other 37 of you are, nearly all of you choosing user names that are more or less transparent, but new members ulfie22, grazhoppah, msaxolotl and b1uddykd remain enigmatic outliers. Please let me know who you are so my curiosity can be quelled.