A turbofan engine comprising a support structure and a variable area fan nozzle, the variable area fan nozzle comprising: a first petal hinged to said support structure; a first track attached to or integrally formed with said first petal, said first track comprising a first camming surface; a curved ring segment having first and second ends pivotably coupled to said support structure, said ring segment being pivotable back and forth between first and second angular positions; an actuator coupled to said support structure and to said ring segment so that said ring segment pivots from said first angular position to said second angular position when said actuator changes from a first state to a second state and pivots from said second angular position to said first angular position when said actuator changes from said second state to said first state; and a first cam follower carried by said curved ring segment, said first cam follower being arranged to contact said first camming surface to exert an inward force on said first petal as said ring segment pivots from said first angular position to said second angular position; wherein said inward force deflects said first petal toward a centerline and said ring segment pivots about an axis which is perpendicular to said centerline, the apparatus further comprising: a second petal hinged to said support member; a second track attached to said second petal, said second track comprising a second camming surface; and a second cam follower carried by said curved ring segment, said second cam follower being arranged to contact said second camming surface to exert an inward force on said second petal as said ring segment pivots from said first angular position to said second angular position, wherein said first camming surface has a first contour and said second camming surface has a second contour, said first and second contours being different. a first petal hinged to said support structure; a first track attached to or integrally formed with said first petal, said first track comprising a first camming surface; a curved ring segment having first and second ends pivotably coupled to said support structure, said ring segment being pivotable back and forth between first and second angular positions; an actuator coupled to said support structure and to said ring segment so that said ring segment pivots from said first angular position to said second angular position when said actuator changes from a first state to a second state and pivots from said second angular position to said first angular position when said actuator changes from said second state to said first state; and a first cam follower carried by said curved ring segment, said first cam follower being arranged to contact said first camming surface to exert an inward force on said first petal as said ring segment pivots from said first angular position to said second angular position; wherein said inward force deflects said first petal toward a centerline and said ring segment pivots about an axis which is perpendicular to said centerline, the apparatus further comprising: a second petal hinged to said support member; a second track attached to said second petal, said second track comprising a second camming surface; and a second cam follower carried by said curved ring segment, said second cam follower being arranged to contact said second camming surface to exert an inward force on said second petal as said ring segment pivots from said first angular position to said second angular position, wherein said first camming surface has a first contour and said second camming surface has a second contour, said first and second contours being different. a second petal hinged to said support member; a second track attached to said second petal, said second track comprising a second camming surface; and a second cam follower carried by said curved ring segment, said second cam follower being arranged to contact said second camming surface to exert an inward force on said second petal as said ring segment pivots from said first angular position to said second angular position, wherein said first camming surface has a first contour and said second camming surface has a second contour, said first and second contours being different.