Nina E. Olson is the Executive Director of the Center for Taxpayer Rights. From March 2001 to July 2019, Nina served as the National Taxpayer Advocate of the United States, an independent organization within the Internal Revenue Service , dedicated to assisting taxpayers resolve their problems with the IRS and making administrative and legislative recommendations to mitigate those problems systemically. She has submitted 39 annual reports to Congress, and testified before congressional committees over 60 times. Before serving as the National Taxpayer Advocate, Nina founded and directed The Community Tax Law Project, the first independent Low Income Taxpayer Clinic in the US. She also maintained a private legal practice, representing taxpayers in disputes with the IRS.