[OwenKellogg]

Picture here: http://www.thegatewaypundit.com/2014/06/fbi-searches-for-ryan-chamberlain-from-san-francisco-after-finding-massive-ricin-stash-in-apartment/

Seem to match the LinkedIn profile.

[Cementjungle]

Same pic as on his Facebook page:

https://www.facebook.com/poliholic