Patricia Penn Hilden Patricia Penn Hilden is Professor of Native American History and Comparative Ethnic Studies at the University of California, Berkeley. She has published several works about gender, race, and politics, most recently the semi-autobiographical When Nickels Were Indians Book by Patricia Penn HildenFrom A Red ZoneAdd to CartPatricia Penn Hilden is Professor of Native American History and Comparative Ethnic Studies at the University of California, Berkeley. She has published several works about gender, race, and politics, most recently the semi-autobiographical When Nickels Were Indians.