svg]:overflow-visible">Listen to article • 0:00 minFor decades, Donald Wittenberg spent much of his free time scrupulously documenting how the Holocaust affected people in the Philadelphia region and educating people to prevent anything like it from happening again.Now, the archives of the Holocaust Awareness Museum and Education Center (HAMEC) in Elkins Park are being dedicated to Wittenberg, who died in March at age 79. “In these more than difficult times, Don’s efforts will go on, and we will always appreciate those efforts,” HAMEC Board President Chuck Feldman said to family and friends gathered at the museum Sunday.Feldman estimated that with Wittenberg’s guidance,...