Click photo to enlarge Sidney Poitier, left, plays a brilliant
doctor meeting his fiancee's (Katharine Houghton) father
(Spencer Tracy), who opposes interracial marriage, in 1967's
"Guess Who's Coming Dinner."   It was an appropriate theme,
reflecting on the death of Nelson Mandela, the most revered
global statesman of the past half century.  The movie and play,
set in 1965, center around a politically liberal, pro-civil
rights white family whose daughter comes home with a surprise:
the black man she's in love with. The family members' struggles
with their consciences echo the realities of the dark racism in
American society at the time.  Let's remember that in 1965,
Mandela was serving his second year of imprisonment in apartheid
South Africa. He wouldn't get out of jail until a quarter-
century later, and then would go on to become South Africa's
first black president, making his nation a beacon of inspiration
and racial reconciliation.  That context is a reminder of how
much times have changed. In one scene