Daniel Armstrong, Ph.D., chief administrative officer of Holtz Children’s Hospital at the University of Miami/Jackson Memorial Medical Center, has been elected the 2011-12 chairman of the board and president of the American Cancer Society, Florida Division.

Dr. Armstrong, who also serves as professor and associate chair of pediatrics for the University of Miami Miller School of Medicine, director of the Mailman Center for Child Development at the University of Miami Miller School of Medicine, and co-director of the Biobehavioral Oncology Program at Sylvester Comprehensive Cancer Center, has been an American Cancer Society volunteer since 1999.