You know that stage lights are an essential part of any performance. But have you heard of modern choreographer Loïe Fuller who used light in dramatic, innovative ways during the 19th century? Ann Cooper Albrights’s new book Tracing the Body analyzes the brilliancy of Fuller’s, well, brilliant pieces—imagine illuminating hundreds of yards of silk above a stage. If you’ve ever been curious about the relationship between technology and body movement, pick up this book ASAP (i.e. faster than the speed of light)!