Theologian Elizabeth A. Johnson, C.S.J., a professor emerita at Fordham University, will present the 18th Annual Prophetic Voices Lecture on Feb. 28 at 5:30 p.m. in Fulton Hall, room 511. In her talk, titled “The Challenge of ‘Us’ in Ecological Times,” Sr. Johnson will explore the basis for kinship in the community of creation. Sr. Johnson is the author of numerous articles and books, including Creation and the Cross: The Mercy of God for a Planet in Peril.  RSVP: Boisi Center for Religion and American Public Life.