Here's another interesting photographer who has taken her old photos and photoshopped her present self into shots of her younger self. Her name is Chino Otsuka. Great concept. Great photos.
It would be interesting to try this myself, but to do that I would have to actually have old photos of myself. Of the few I have, I'm not sure I have any with space to photoshop myself into them. I have this great photo of myself with three of my siblings, but no room to photoshop in our present images:
I was able to take a photo at Christmas time recreating a scene from a past photo of Bryce with his cousins. It was great to see the two photos together: