Judging Single Source Intelligence Information By Mike Shelby • January 10, 2017April 11, 2018 Restricted Area You are not authorized to view this page. Login or choose a subscription to get access. Mike ShelbyMike Shelby is a former Intelligence NCO and contractor. He's now the CEO of Forward Observer. Get the Daily SA Get our brief on situational awareness directly to your inbox every day. First NameEmail This iframe contains the logic required to handle Ajax powered Gravity Forms.