(1) Einstein's Nobel citation specifically mentions his work on the photoelectric effect, not his work on Brownian motion; (2) his work on Brownian motion was t

(1) Einstein's Nobel citation specifically mentions his work on the photoelectric effect, not his work on Brownian motion; (2) his work on Brownian motion was theoretical, not experimental; (3) there have been many Nobels for theoretical work --- all three of the 2016 Laureates, and both the 2013 Laureates, to pick some recent examples.