1 Mandë Holford is an associate professor in the Department of Chemistry and Biochemistry at Hunter College and a research associate at the American Museum of Natural History, New York, NY. mholford@hunter.cuny.edu.
2 Rodney Nichols is vice chair of the board at CRDF Global, Arlington, VA, and executive vice president emeritus at The Rockefeller University, New York, NY. Rodney.nichols12@gmail.com.