SRT-STEM Personnel

Clifford W. Houston, PhD

Dr. Houston serves as the holder of the Hermann Barnett Distinguished Professorship in Microbiology and Immunology, and Associate Vice President for Educational Outreach. In this latter role, he oversees the activities of the Office of Educational Outreach, which encompasses the SRT-STEM Center’s educational activities specifically directed toward teachers as well as a portfolio of educational programs that include hands-on, project-based, and immersion programs for pre-K to 12th grade students as well as professional development workshops and conferences for teachers. Dr. Houston served a two-year appointment as Deputy Associate Administrator in the Office of Education at NASA Headquarters. During this period, he provided day-to-day guidance for three primary STEM-focused divisions: elementary and secondary education, higher education and informal education. Dr. Houston was honored for his work in a White House ceremony with the Presidential Award for Excellence in Science, Mathematics, and Engineering Mentoring in a White House Ceremony in 2000. Dr. Houston earned his PhD degree in Microbiology and Immunology from the University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma. Prior to joining the UTMB faculty, he served as a James W. McLaughlin Postdoctoral Fellow at UTMB.

Marguerite Sognier, PhD

Dr. Sognier holds a PhD in Biomedical Sciences from the UT Health Sciences Center in Houston. She currently serves as the Executive Director of the Southeast Regional T-STEM Center and Director of Educational Outreach at UTMB where she leads the effort to develop and implement novel, exciting educational programs focused on promoting interest in science, technology, engineering and math among students, educators and the community. She also serves on the faculty at UTMB. In addition to her work at UTMB, she works at the Johnson Space Center in the Biomedical Engineering for Space Exploration Lab. Her research focuses on the development of new state-of-the-art technology for medical applications in space and on Earth. Dr. Sognier can be reached at