Researcher Trophy in Terminator Resistance
Take at least a 'good' photo of an enemy.
How to unlock ResearcherStory Related, can't be missed.
This trophy is done in Chapter 11: Pasadena, during the Objective "Back to Pasadena". To complete this Objective, you have to take a Good or better quality photo of the 9 Skynet Rocket Turrets for Commander Baron. Taking pictures is done by pressing and using the and D-Pad buttons to adjust your zoom until the picture quality reads either "Good" or "Perfect", then pressing to take the picture and send it back to base via satellite. The trophy will pop once you send a qualifying photo.
See the screenshot below for an example of a Good-or-higher qualifying photo: