Marshall Davidson Hatch AM was an Australian biochemist and plant physiologist. He was the Chief Research Scientist at the CSIRO Division of Plant Industry in Canberra. Wikipedia*
On the C-SPAN Networks:
Marshall Hatch has two videos in the C-SPAN Video Library; the first appearance was a 2007 Rally as a Minister for the Chicago, IL. The year with the highest average number of views per program was 2010 with an average of 2,628 views per program. Most appearances with Al Sharpton Jr. (2), Joe Madison (2), Frederick D. Haynes III (2). Most common tag: African Americans.