<P> Williams formerly had a special line with Puma . In April 2004, she signed a deal worth US $40 million for a line with Nike . Since 2004, she has also run her own line of designer apparel, "Aneres"--her first name spelled backward . In 2009, she launched a signature collection of handbags and jewelry . The collection, Signature Statement, is sold mainly on the Home Shopping Network (HSN). </P> <P> In early 2010, Williams became a certified nail technician in preparation for her upcoming nail collection with a company called HairTech . In 2015, she became the first black female athlete to have a picture by herself on the cover of Vogue, which she did for the April 2015 issue . In 2015, she also presented her HSN Signature Statement collection for the second time at the New York Fashion Week Show‍--‌a clothing line exclusively made for the retailer HSN . </P> <P> Williams has become more involved in social change as her career has progressed, primarily using social media as a medium of expressing her views . In 2016 she posted her support of Black Lives Matter on her Facebook page, voicing her concern about her young nephew being in danger from police officers due to his skin color . During American tennis player Tennys Sandgren's breakthrough run to the quarterfinals of the 2018 Australian Open, it was revealed that he tweeted insensitive words about the LGBT community, followed members of the alt - right, and referred to an article describing Williams' on - court behavior as "disgusting". Williams responded by tweeting her displeasure, saying, "@ TennysSandgren I don't need or want one . But there is a entire group of people that deserves an apology . I cant look at my daughter and tell her I sat back and was quiet . No! she will know how to stand up for herself and others - through my example ." Additionally, she attached an image that read, "Maturity is being able to apologize and admit when you're wrong because you know that your mistakes don't define you". </P> <P> Williams has appeared on television and also provided voice work on animated shows: in a 2001 episode of The Simpsons Serena joined the animation along with sister Venus, Pete Sampras and Andre Agassi . She has also provided guest voice work in a 2005 episode of Playhouse Disney's animated kids show Higglytown Heroes and a 2007 episode of the Nickelodeon cartoon Avatar: The Last Airbender, which she has described as her "favorite show". </P>

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