Hak5.org produced a short series on Maltego, presented by Shannon Morse:
From the official site (https://www.paterva.com):
"Maltego is an open source intelligence and forensics application. It will offer you timous mining and gathering of information as well as the representation of this information in a easy to understand format."
“If I had eight hours to chop down a tree, I'd spend the first six of them sharpening my axe.”
Abraham Lincoln