The document discusses the history of photo manipulation from the 1860s onward. It notes that Edward Steichen stated that no photo is truly impersonal or unmanipulated. It then asks three questions about how Photoshop is used today, the effects of manipulated images, and how they shape beliefs. Several examples are given of manipulated photos, including National Geographic adjusting pyramids and a fake 9/11 photo. Celebrities being digitally altered is also mentioned. Overall, the document covers the long history of photo manipulation and some of its modern impacts.