There are new Texas Essential Knowledge and Skills (TEKS) for Social Studies starting in the fall of 2011, which target a large number of Biographies about famous Americans to include citizens, historical figures, politicians, scientisits, inventors, and national heroes.
TEKS - Historical Figures in Social Studies Listed by grade level. 2011. http://www.tea.state.tx.us/index2.aspx?id=3643
