Among other works, she is the author of Banaras, City of Light, Darshan: Seeing the Divine Image in India, Encountering God: A Spiritual Journey from Bozeman to Banaras, A New Religious America: How a Christian Country Became the World's Most Religiously Diverse Nation, and "India: A Sacred Geography."
In 1994, Diana Eck and the Pluralism Project published "World Religions in Boston, A Guide to Communities and Resources" which introduces the many religious traditions and communities in Boston, Massachusetts - from Native Americans, Christians, Jews, Muslims, Buddhists, Hindus, Sikhs, Jains, to Zoroastrians.
In 1997, Diana Eck and the Pluralism Project published an educational multimedia CD Rom, On Common Ground: World Religions in America (Columbia University Press).
[5] Eck's interest in other religions combined with her own 'Christian pluralist'[7] faith led her to develop her concept of pluralism.
Eck lays out three prevalent responses to religious diversity: exclusivism, inclusivism and pluralism.
[12] In 1998, Eck and Dorothy Austin became the first same-sex couple to be masters (now called faculty deans) of Lowell House,[13] one of the twelve undergraduate residences at Harvard.
[14] In 1996, Prof. Eck was appointed to a U.S. State Department Advisory Committee on Religious Freedom Abroad, a twenty-member commission charged with advising the Secretary of State on enhancing and protecting religious freedom in the overall context of human rights.