The Fifth Daniel Alpert Lecture in honor of Dan Alpert's continuing interest in promoting communication across disciplinary boundaries and relating the search for new knowledge to the capacity for using knowledge effectively in dealing with human problems.

In conjunction with: Office of the Vice Chancellor for Research; College of Liberal Arts and Sciences; College of Medicine at Urbana-Champaign; School of Life Sciences; Department of Electrical and Computer Engineering; Department of Forestry; Department of Mechanical and Industrial Engineering; Department of Physics; Department of Political Science; Department of Sociology; Agricultural Experiment Station; Beckman Institute for Advanced Science and Technology; Institute for Environmental Studies; Institute of Government and Public Affairs; Materials Research Laboratory; Program in Arms Control, Disarmament, and International Security (ACDIS); Daniel Alpert Lecture Fund; The Center for Advanced Study; George A. Miller Endowment; George A. Miller Committee