Occupy Wall Street has renewed the discussion around student debt and whether people should intentionally default on their loans. Anya Kamenetz talks about the default movement and other issues in higher education finance. Drawing on his new book Life Upon These Shores, Henry Louis Gates begins the December series on the history of African Americans in the new world with a look at slavery during colonial times. On World AIDS Day the editor of POZ magazine – a publication for and about people who are HIV positive - talks about her list of 100 people, ideas and things to love in the world of fighting HIV/AIDS right now. Then, the founder of an encampment of homeless people living in the forest outside Lakewood, New Jersey explains how the tent city began. Plus: the changing color palettes of the last century.