Siraj Wahhaj is an African-American convert to Islam who is the imam of Masjid Taqwa in Brooklyn, N.Y. In 1991 he became the first Muslim to offer the invocation for the U.S. House of Representatives. He is also a member of the board of directors of the Islamic Society of North America.

Carolyn Moxley Rouse is a professor of anthropology at Princeton University in Princeton, N.J., and the author of Engaged Surrender: African American Women and Islam. She has written about women and Islam and how their religion is expressed in food and other forms of consumption.

Ayesha Mustafaa is the editor of Muslim Journal, a weekly newspaper affiliated with The Mosque Cares and W. Deen Mohammed. It has about 40,000 subscribers. She also hosts a radio show each Friday through Sound Vision Foundation.

Ishmael Muhammad is the national assistant minister of the Nation of Islam. He is widely considered to be a possible successor to Farrakhan.

Read an April 2007 study by the Pew Forum on Religion & Public Life and the Pew Hispanic Center about the effects the booming Hispanic population is having on U.S. religious practices.

The Office of Research for Religion in Society and Culture at Brooklyn College publishes The National Survey of Leadership in Latino Parishes and Congregations. Contact Stevens-Arroyo.

The U.S. Census Bureau posts a page that links to surveys on the economic and social characteristics of Hispanics, as well as another page on the Hispanic population in the U.S. with links to a variety of surveys and documents.

Victor Muhammad is director of the Prison Reform Program of the Nation of Islam.

Michael Gomez is a history professor at New York University with a focus on the African diaspora. He wrote Black Crescent: The Experience and Legacy of African Muslims in the Americas (Cambridge University Press, 2005), which deals in part with Noble Drew Ali, Malcolm X and the Nation of Islam.