Albert Einstein is a historical scientist. The bobbleheads featured in the film were voiced by Eugene Levy.
Night at the Museum: Battle of the Smithsonian
In Night at the Museum: Battle of the Smithsonian, there are plastic bobbleheads of Albert Einstein. They are on display behind glass at the Air and Space Museum in Washington, D.C. Larry Daley had to look for them in order to solve the mystery of the Egyptian Tablet for Kahmunrah.