D. STEPHEN VOSS, a specialist in voting behavior, is Assistant Professor of Political Science at the University of Kentucky. He received his doctorate from Harvard University.ABRAHAM HOFFMAN has taught AP U.S. History since 1982 in the Los Angeles Unified School District and has served countless terms as an AP reader for the U.S. History exam.
PAUL SOIFER, Ph.D., is chair of the History Department at Yeshiva University High School in Los Angeles, where he teaches both AP U.S. History and AP U.S. Government.