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Chelsea Clinton and husband Marc Mezvinsky attend amfAR's annual New York Gala at Cipriani Wall Street on Wednesday, Feb. 9, 2011 in New York. amfAR, The Foundation for AIDS Research, is celebrating it's 25th anniversary this year. (AP Photo/Evan Agostini)

Chelsea Clinton and husband Marc Mezvinsky attend amfAR's annual New York Gala at Cipriani Wall Street on Wednesday, Feb. 9, 2011 in New York. amfAR, The Foundation for AIDS Research, is celebrating it's 25th anniversary this year.

Chelsea Clinton

Chelsea Clinton says she plans to become increasingly involved in the international health projects of her father's foundation and to speak out for gay rights. (AP)