A.J. Timothy Jull born 18 December 1951) is a radiocarbon scientist and director of the University of Arizona's Accelerator Mass Spectrometer Laboratory,1] as well as Editor in Chief of Meteoritics Planetary Science and Radiocarbon: An International Journal of Cosmogenic Isotope Research.2] Dr. Jull's works numerous disciplines, from radiocarbon dating the Shroud of Turin,3]4] to looking for signs of life in Martian meteorites.5]
