Mark Brennan, PhD, is a Senior Research Associate with Lighthouse International in New York. He received his PhD in Applied Developmental Psychology from Fordham University in 1995. Dr. Brennan joined the Lighthouse in 1996 after working as Senior Research Associate at the New York City Department of Aging. Work at the Lighthouse has included secondary analyses of The Lighthouse National Survey on Vision Loss and Aging, examining coping and adaptation to age-related vision loss through qualitative analysis, and an examination of the roles of religiousness and spirituality in adaptation to visi...