The American Childhood Cancer Organization (ACCO), previously named Candlelighters Childhood Cancer Foundation, is a 501(c)(3) non-profit charitable organization dedicated to childhood cancer. Today their membership of over 50,000 members of the national office and more than 100,000 members across the country, including ACCO affiliate groups, includes: * Parents of children who are being treated or have been treated for cancer * Children with cancer * Survivors of childhood cancer * Immediate or extended family members * Bereaved families * Health care professionals * Educators