Ana Theresia Navarro Hontiveros-Baraquel (; born February 24, 1966) is a Filipino politician, community leader, and journalist who has been serving as a senator of the Philippines since 2016. She previously served as a party-list representative for Akbayan from 2004 to 2010. She is the de facto leader of the opposition to the administration of President Bongbong Marcos, following the end of Vice President Leni Robredo's term. She is a proponent of the SOGIE Equality Bill and an opposition figure to President Rodrigo Duterte, particularly on his controversial war on drugs. She is the older sister of journalists and television hosts Ginggay and Pia Hontiveros. Early life Hontiveros was born on February 24, 1966, in Manila. At age 14, she was part of Repertory Philippines' adaptation of The Sound of Music as one of the Von Trapp children along with Lea Salonga, Monique Wilson, and Raymond Lauchengco. It was also during this period when she was first introduced to activist pursuit as an organizer in her high school in the campaign against the Bataan Nuclear Power Plant. Hontiveros graduated cum laude with a Bachelor of Arts degree in social sciences from the Ateneo de Manila University. While at Ateneo, she was active in the student council, where she participated in advocacies for peace and justice in marginalized communities. She was also a television journalist and news anchor, having worked for two television networks in the country, IBC (Headline Trese) and GMA Network (GMA Network News). Political career House of Representatives Hontiveros first entered politics as the third nominee of the Party-list in the 2004 national elections. She was one of the prominent opposition figures of the Gloria Macapagal Arroyo administration, especially during the height of the Hello Garci controversy of 2005. On the International Women's Day of 2006, she was arrested and brought to Camp Caringal in Quezon City without a warrant despite the peaceful nature of the assembly marking the global event. Senate bids Running under the ticket of then-senator Benigno Aquino III, Hontiveros lost in the 2010 national elections. Running under the Team PNoy ticket, Hontiveros ran again for a Senate seat in the 2013 midterm election. However, she lost for the second time, placing 17th in the Senate race. Her campaign slogan was Paglalaban ka, aalagaan ka which reflected the gains from enacting the Reproductive Health Law and the continuing struggle for universal health care and good