Secret thoughts of a Royal Commissioner

For a while now, everytime I see Dyson Heydon's picture, I've been thinking "Gawd, he's got a high forehead."   I associate high foreheads with large brains, and large brains remind me of brains the size of a planet (that is, Marvin the glum, paranoid android), and Dyson does look sort of glum to me all the time too.  Hence, the following: