If you look at a picture of short hairstyles from the 1920's, you'll see that the hair is "marcelled." This was a process by which women's hairstyle was coaxed into tight, head-hugging waves. Recently, a long layered hair style was at the forefront of the beauty industry, but more recently, women have once again embraced the freedom and surprising versatility of short hairstyles. Short hairstyles, like most styles, come in and out of fashion regularly, but they usually spend more time "in" than out.