Carolyn B. Britton, associate professor of clinical neurology at the College of Physicians and Surgeons at Columbia University in New York City, was elected president of the National Medical Association.

Dr. Britton completed her medical training at New York University. She has been on the Columbia University faculty since 1983.

• Wheeler Brown was promoted to director of athletics at North Carolina A&T State University. A graduate of North Carolina A&T, Wheeler has been associate athletics director since 2002.

• Georgette Mayo was promoted to interim director of the Avery Research Center for African-American History and Culture at the College of Charleston in South Carolina. She was a reference archivist at the center.

A graduate of the University of South Carolina, she earned a master’s degree in public history and library science and information systems at the College of Charleston.

• Allen Coles was appointed dean of the School of Education at Benedict College in Columbia, South Carolina. He had been superintendent of the Richland public school system.

• Samuel Foster II was named vice chair of the board of trustees of the University of South Carolina. A real estate developer and insurance broker, Foster is the first African American to serve on the board.

• Stephon Alexander was appointed associate professor of physics and astronomy at Haverford College in suburban Philadelphia. He was on the faculty of Pennsylvania State University.

• Jesse Wise was appointed vice president of student affairs at Dakota State University in Madison, South Dakota. He was dean of student life at Bowie State University in Maryland.

Wise holds bachelor’s and master’s degrees from Bowie State University and is currently completing his doctorate in higher education administration from Morgan State University.

• Adrienne C. Webber was named dean of library and information services at South Carolina State University. She was assistant director for access services at Xavier University in New Orleans.

Webber is a graduate of Southern University and Baton Rouge and holds a master’s degree in library service from Clark Atlanta University.

• Roberto Powers was named diplomat-in-residence at Florida A&M University in Tallahassee for the 2008-09 academic year. Powers has been a member of the Foreign Service at the U.S. State Department since 1986.

Powers is a graduate of Wesleyan University and Harvard Law School.

• Jennifer Wider was named vice president of development at the Thurgood Marshall Scholarship Fund. Wider, a graduate of Syracuse University, was the national director for corporate relations at the United Negro College Fund.

• Kellen Winslow Sr., a member of the National Football League’s Hall of Fame, was appointed director of athletics and student wellness at Central State University in Wilberforce, Ohio. Winslow was director of new business development and sponsorship for Disney’s Wide World of Sports in Lake Buena Vista, Florida.

Winslow is a graduate of the University of Missouri and the law school of the University of San Diego.