John Fallon is a professional in their field. Colleagues describe them as "John worked for me on the GDA project for 18months. A diligent, hard working security professional John is proactive, considered and pragmatic. He understood the cultural and political sensitivities involved and took his time with people to establish good working relationships. Always one willing to help regardless of the subject matter his discretionary effort goes without saying. I am extremely grateful for his work, support and professionalism. "