Caldwell serves as an administrative liaison for a 1.8 million dollar grant from the Howard Hughes Medical Institute to the Department of Biological Sciences at Alabama and is Director of the HHMI Rural Science Scholars program at Alabama. She has designed and taught courses in General Biology, a seminar on the societal impact of the Human Genome Project, and course is a entitled “The Language of Research” which she teaches jointly for Howard Hughes Research Interns at both Stillman College and The University of Alabama.