New Mom Jessica Simpson officially debuted her slimmer physique last week on Katie Couric’s new talk show Katie, crediting much of her successful weight loss to Weight Watchers. iVillage spoke with Liz Josefsberg, Simpson’s Weight Watchers group leader, to find out how the star is losing the baby weight, one step at a time.
Jessica Simpson is currently a guest editor for iVillage! Find her Feel Good for Fall page here- http://www.ivillage.com/guest-editor-jessica-simpson 
How has post-baby weight loss been going for you? Are you following any specific programs? Have you been able to exercise regularly?