The actress said in a statement Friday that she is "still deeply in the process of healing, and it's just too soon."
Preston was set to participate in a panel on grief at the annual event hosted by Gov. Arnold Schwarzenegger and First Lady Maria Shriver.
Preston and her husband, John Travolta, have kept low profiles since their 16-year-old son, Jett, died following a seizure in January.
The Women's Conference will be held Oct. 26-27 in Long Beach, Calif.
AP Movie News





Was Whitney's friend Kelly Cutrone too harsh in criticizing model Allie's body?
Comments (3)
whan i herd about john son i was so sad i love john i
been a fan a long time
love you both
your fan elaine