Early Innovators of Forensic Science

I find everything about the science of forensics to be extremely interesting and thought provocative. I can't seem to shake my curious mind about how and why the various crime scene puzzles interlock and ultimately reveal the identity of the criminal. Descriptions like "CSI" and "criminal profiling" are the words that are commonplace in our language today.

What was the inspiration and scientific premise to our modern day crime scene investigation?

The modern technology today has definitely infl...