PEOPLE\'s 2012 World\'s Most Beautiful Woman has many acplishments on her résumé
including being a 16-time Grammy winner
an actress and a style and beauty icon. But none is more important than her newest role: playing mom to daughter Blue Ivy
whom she and husband of four years
weled in January. "I feel more beautiful than I\'ve ever felt because I\'ve given birth
" she says. "I have never felt so connected
never felt like I had such a sense of purpose on this earth."