Kerry Washington, Lena Dunham, Emma Watson, Selena Gomez and Serena Williams say help from other women has been critical to their success.
The stars appear in a video released Thursday by LeanIn.org to promote its new "Together Women Can" campaign.
Washington says she's "not really sure what my life would look like if it were not for Shonda Rhimes," who cast her as the lead in "Scandal." Williams cited her sister Venus as her guide. Watson said Sofia Coppola was a mentor: "She supported my work and made me believe I could do more."

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