Jewish actor and director Liev Schreiber spent this past Passover cooking brisket for Ukrainian refugees like the mensch he is. The father of two also visited Poland and Ukraine, drawing attention to the plight of the Ukrainian people. Last week, Schreiber attended a “Unite for Ukraine” fundraiser in Washington, D.C., where he opened up about how his Jewish maternal grandfather Alex Milgram, a Polish and Ukrainian immigrant to the U.S., inspires so much of what he does, both onscreen and in his relief efforts in Ukraine. “My mother and father separated when I was very young. And so, in many...