. >> this week on lectures in talksy, robert paulett about caribbean sugar and ideas of race and slaverythe 1600s. he focuses on the island of barbados, and argues that the rise of race-based slavery was created for profit. inhabitants had to rely on other colonies for necessities like food and wood. his classes one hour and 10 minutes. prof. paulett: everyone got a free packet of sugar for stepping in the door. you don't seem particularly grateful. [applause] prof. paulett: so, we're thinking about how we are affected by the past. don't, theyople i are not my close personal friends, i like you all very much, but to do that, to hand out a quarter cup's worth of sugar, this was the middle ages in europe. it was extravagant. sugar, in the