Email: holdercd07@gmail.com
Johns Hopkins Email: cholder2@jh.edu
GitHub: https://github.com/HolderChristopher
LinkedIn: https://www.linkedin.com/in/christopher-holder
ResearchGate: https://www.researchgate.net/profile/Christopher-Holder
Google Scholar: https://scholar.google.com/citations?user=Wy5vz78AAAAJ&hl=en