He received a PhD in Biochemistry from UAMS and performed a NIH-funded postdoctoral fellowship in proteomics at Rockefeller University. Tackett now leads a NIH-funded research group focused on developing new proteomic technologies for epigenetic research. Additionally, he serves as Director of the UAMS Proteomics Facility. Tackett has published more than 46 manuscripts, served on 11 NIH study sections, served as editor for multiple journals, and has been NIH-funded for his career to date. Research