Johnny Galecki's character in The Big Bang Theory had a doctoral degree.
During the 1930s, other ideas were proposed as non-standard cosmologies to explain Hubble's observations, including the Milne model, the oscillatory universe (originally suggested by Friedmann, but advocated by Albert Einstein and Richard C
 This universal expansion was predicted from general relativity by Friedmann in 1922 and Lematre in 1927, well before Hubble made his 1929 analysis and observations, and it remains the cornerstone of the Big Bang model as developed by Friedmann, Lematre, Robertson, and Walker

