Christensen is a producer with CNN's Health, Medical and Wellness Unit.  She also does data analysis and is a reporter for CNN.com.

She has earned the highest awards in broadcasting -- including the Peabody and the DuPont. 

She has also worked as a freelance reporter and photographer for The Advocate, the Atlanta-Journal Constitution, Southern Voice, Sirius OutQ Radio News and others.

Prior to journalism, Christensen worked on nuclear non-proliferation issues in London for NATO's Atlantic Council and worked at the Chicago Board of Elections.

She is a co-author of chapters in two books: Women Public Speakers in the United States, 1925-1993(Greenwood Press, 1993) and Women Confronting Retirement (Rutgers Press, 2003).