Animator Karen Aqua died of cancer on May 30 in Boston, Mass. She was 57.Aqua made 11 films. Her shorts include “Kakania” (1989), “Perpetual Motion” (1992) and “Twist of Fate” (2009), the last of which played the Telluride Film Festival. Her films appeared at festivals around the world. Her final work, “Taxonomy,” premiered at the Institute of Contemporary Art in Boston. Aqua also worked on “Sesame Street,” producing, directing and animating 22 segments for the PBS children’s show since 1990. A 1976 graduate of the Rhode Island School of Design, Aqua taught at Boston College and Emerson College and served as a juror at several film festivals in the U.S., Canada, and Japan. She was a member of ASIFA, the international animated film society. Aqua is survived her husband, Ken Field; her mother; a brother; and two sisters. A memorial service will be held July 10 at 2 p.m. at the Center for the Arts at the Armory in Somerville, Mass.