This article first appeared on InsideSources.com As the Golden Globes Awards made a long overdue attempt to atone for a century of sexual harassment in the movie industry earlier this month, one guest seemed curiously out of place. Saru Jayaraman, co-founder and president of the labor group Restaurant Opportunities Center (ROC) United, attended as actress Amy Poehler’s guest. ROC’s goal is to eliminate the longstanding custom of restaurant tipping. “This system of tipping needs to go,” Jayaraman said. While eliminating tipping may seem like an odd mission for an activist group to the average person, ROC argues that tipping is…