Don Jolly profiles Shannon Taggart, photographer of séances, spirits, and ectoplasm. What is beyond the veil—and what ISO does it look best at?

"Not only have I watched the instructional VHS that came with the DragonStrike board game at least once a month since I was ten," says Don Jolly, "I've pulled this tape out at parties. I've inflicting this tape on friends. God help me, I’ve shown this thing to girls. Then, I met the video's creator."