One of the most important dialogues that can take place today is an honest exchange about race and ethnicity. A growing wave of racial hatred and violence in this country has made this discussion all the more necessary. The documentary "Skin Deep" has about 23 college students from different universities around the country who talk about their deeply held attitudes and feelings about race, interviews, documentary segments and participation in a three-day weekend retreat. In candid interviews, the students reveal the challenges that remain in creating a racially tolerant society and their willingness to examine their own attitudes. Films like "Skin Deep" are powerful because they hit the issue head-on. It helps identify the behaviors that make overcoming the race issue difficult.…