Twenty-three faculty members at Missouri University of Science and Technology received promotions or tenure effective Sept. 1.

Those faculty members are:

— Dr. Ayodeji Babatunde Alajo, promoted to associate professor of mining and nuclear engineering with tenure

— Dr. Trent Brown, promoted to professor of English and technical communication

— Dr. Amitava Choudhury, promoted to associate professor of chemistry with tenure

— Dr. Mahelet Fikru, promoted to associate professor of economics with tenure

— Stephanie Fitch, promoted to teaching professor of mathematics and statistics

— Lorie Francis, promoted to associate teaching professor of arts, languages and philosophy

— Dr. Mohammad Tayeb Ghasr, promoted to associate research professor of electrical and computer engineering

— Dr. Amber M. Henslee, promoted to associate professor of psychological science with tenure

— Dr. Chen Hou, promoted to associate professor of biological sciences with tenure

— Dr. Tseggai Isaac, promoted to professor of history and political science

— Dr. Xinhua Liang, promoted to associate professor of chemical and biochemical engineering with tenure

— Dr. Xin Liu, promoted to associate professor of mining and nuclear engineering with tenure

— Dr. Gayla R. Olbricht, promoted to associate professor of mathematics and statistics with tenure

— Dr. Henry Pernicka, promoted to professor of mechanical and aerospace engineering

— Dr. Daniel C. Reardon, promoted to associate professor of English and technical communication with tenure

— Paul Runnion, promoted to associate teaching professor of mathematics and statistics

— Dr. Joan Schuman, promoted to associate teaching professor of engineering management and systems engineering

— Dr. Kathleen Sheppard, promoted to associate professor of history and political science with tenure

— Dr. W. Eric Showalter, promoted to teaching professor of civil, architectural and environmental engineering

— Kelly Tate, promoted to associate teaching professor of English and technical communication

— Dr. Jianmin Wang, promoted to professor of civil, architectural and environmental engineering

— Dr. Xiaodong Yang, promoted to associate professor of mechanical and aerospace engineering with tenure

— Dr. Zhaozheng Yin, promoted to associate professor of computer science with tenure.