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While Kendall has less beauty endorsement deals than all her other sisters, we've listed her beauty boss #3. Why? The supermodel has a strong fashion industry presence. When she's not fronting every major fashion campaign, walking down runways and covering magazines, the trendsetter is setting style standards for It Girls everywhere. She may bring in less money, but she has major impact. Not to mention, she is the face of Estée Lauder, which may contractually prohibit her from working with any other beauty brands.