The following colleges and universities have announced their commencement speakers for spring 2012:

• Adelphi University: Carmen Ortiz, U.S. Attorney in Massachusetts.
• Corcoran College of Art: João Silva, the photojournalist.
• Delaware Technical Community College: Major Melissa G. Brown of the Dover Air Force Base; Cindy L. Szabo, a lawyer; and Brigadier General Carol A. Timmons of the Delaware National Guard.
• Doane College: Bryan Alexander, senior fellow at the National Institute for Technology in Liberal Education.
• Fashion Institute of Technology of the State University of New York: Leslie Blodgett, creator of bareMinerals and executive chairman of Bare Escentuals, and Davin Stowell, founder and CEO of Smart Design.
• Howard University: Arne Duncan, the U.S. secretary of education.
• Kalamazoo College: Linda Rae Murray, past president of American Public Health Association and chief medical officer of Cook County (Ill.) Department of Public Health.
• LaGrange (Ga.) College: J. Robert Kerrey, former governor and senator from Nebraska.
• Le Moyne College: John B. King Jr., commissioner of education for New York State.
• Mount St. Mary's University, in Maryland: Veryl Victoria Miles, Dean and professor of law at the Catholic University of America.
• Ohio Dominican University: Gene T. Harris, superintendent and CEO of Columbus City Schools.
• Our Lady of Holy Cross College: Rev. Anthony F. Rigoli, pastor of Our Lady of Guadalupe Church, in New Orleans.
• Shaw University: Thomas W. Dortch Jr., chairman emeritus of 100 Black Men of America, Inc. and chairman and CEO of TWD, Inc.
• St. Catherine University, in Minnesota: Karen Hsiao Ashe, director of the N. Bud Grossman Center for Memory Research and Care at the University of Minnesota; Toné Blechert, executive director for the College for Applied and Continuing Learning at the university; and Kathleen O’Brien, vice president for university services at the University of Minnesota.