With DNA cast front and centre in various crime fiction TV shows like CSI, forensic science has made a huge splash in crime fighting.
So, how killers *might* be found out via this device is a huuuuuge factor in how modern crime narratives play out. But of course, writers also need to sacrifice facts for drama, so where is the line drawn?
With research of course! Writers can only sacrifice facts for drama if they KNOW said facts … Which is why I thought the infographic below was a really interesting starting point. Enjoy!