PEOPLE has your first look at Nicole Richie and her daughter Harlow, born Jan. 11 in L.A. Richie, 26, and her boyfriend Joel Madden, 28, open up to PEOPLE about how parenthood has changed their lives – and the happy couple pose for an exclusive family photo album with their daughter (the latest issue of PEOPLE is on newsstands Friday). Says Richie of life with Harlow: “She gives life a whole new meaning and a whole new purpose.”