Halina J. Presley Przydatek, PhD., age 91. Daughter of the late Jozef and Maria Przydatek. Sister of the late Dr. Sophie Presley. Dear friend of Mary Wieczorek, M.D., Molly Foley and Stephanie Brice. Mentor to many as a retired professor of Biology with the University of Illinois. Dr. Presley was a graduate of Northwestern University and earned her PhD in biology from the University of Chicago. Visitation Thursday, May 24, 4 to 8pm at Malec and Sons Funeral Home, 6000 N. Milwaukee Avenue, Chicago. Funeral Friday, beginning with prayers at the funeral home at 9am, proceeding to Holy Trinity Church for Mass at 10am. Interment will follow at Saint Adalbert Cemetery. In lieu of flowers, contributions may be made to Holy Trinity Church, 1118 N. Noble, Chicago 60622. Funeral info: MalecandSonsFH.com or 773-774-4100.