"Before the Collapse of Coexistence, 1423-1469: How the Carvajal Family, Ha-Levi Family, and the Jewish Aljamas of Burgos and Plasencia Collaborated through the Institution of the Catholic Bishopric." HaLapid: The Journal of the Society for Crypto-Judaic Studies, Volume XIV, Issue 1, Winter 2007. This paper presented at the 16th Annual ConferenceSociety for Crypto Judaic Studies, El Paso, TX, August 6-8, 2006.

Download article:
See publication.


Book Review. Myths of Renaissance Individualism. Martin, John Jeffries. New York: Plagrave, 2004. 187 pp. $65.00. ISBN 0-333-64308-9. The Sixteenth Century Journal, Volume XXXVII, No. 1, Spring 2006: 1173-1174.

Download book review:
See publication.


“Identity Formation and Transformation in Early Modern Spain and Colonial Spanish America: A Historiographical Essay.” Unpublished paper, University of Texas at Austin, 2004.


"Remaking Spain's Jews: Early Modern Spanish Conversos and the Carvajal Family." Unpublished paper presented at the Early Spectacles of Race Conference, University of California-Irvine, May 15, 2004.


“In God’s Name: Authority and Accommodation in Early Medieval Iberian Islamic Coinage.” Unpublished paper presented at the The Heritage of the High Caliphate: Dinars, Dirhams and Coppers of the Late Umayyad and Early 'Abbasid Periods, ca. 700-950 CE Conference, American Numismatic Society, New York, NY, June 25, 2004.


“Tolerance and Transmission: A Critical Study of the Treatment of Religious Minorities in Muhammad’s Constitution Of Medina, Caliph Umar’s Pact of Umar, and Spanish King Alfonso X’s Las Siete Partidas.” Unpublished paper, University of Texas at Austin, 2003.


“Divine Intersections and the Celestial Realm: A Comparative Investigation of the Celestial Cosmologies of Abu Ma’shar, John of Seville, Hermann of Carinthia, Bernardus Silvestris, and the Nahua of Mexico.”
Unpublished paper, University of Texas at Austin, 2003.


“Iberian Apparitions and Mystical Convivencia: A Survey Of Medieval Christian and Islamic Mysticism.” Unpublished paper, University of Texas at Austin, 2002.


“The Transformation of Spanish Identity through Americo Castro’s Myth of Convivencia.” Unpublished paper, University of Texas at Austin, 2001.


“Dispelling the Job Competition Myth: An Analysis of Undocumented Immigrants’ Impact on U.S. Workers." Policy Profile. Berkeley: Chicano/Latino Policy Project, University of California, 1994.

Download abstract of published paper at CLPP:
Abstract of Policy Profile.pdf

Download paper at CLPP:
Policy Profile on Immigration.pdf

More about CLPP, now the Center for Latino Policy Research:
Center for Latino Policy Research at UC-Berkeley