My Favorite Siblings Lorena and Iris were gathered around the computer screen, each vying for sole control of the keyboard while trading their opinions of the photos and short bursts of autobiographical information that appeared on the Myspace pages of girls they knew from school. I was sitting at the sticky dining room table nearby, tutoring their younger sister, Maria, and from time to time I looked up from the book we were reading together and I caught glimpses of the images on the computer screen. To me, the teenagers in the pictures looked near identical to the two teenagers with me in the room, and it made me sort of sad, the strong pull of conformity, as well as the instinct in females for comparison, the way Lorena and Iris were comparing themselves and each other to these other young women. But then I corrected myself. For starters, the middle school they attended required them to wear a uniform; you had to wear either a gray polo shirt or sweatshirt, and navy blue pants...