Who killed Svetlana Mirova?

The picture below shows a group of Gladstone students trying to solve the murder of Svetlana Mirova, a brilliant yet difficult to get along with scientist who was working on “The Effect of Bromine in Influencing Cell Membrane Signaling in E-Coli” at the time of her death.

Come on into the Library Learning Commons to see if you can figure out who did it!