Patrick Moore and why knowledge trumps the vacuous appeal of celebrity

Patrick Moore and why knowledge trumps the vacuous appeal of celebrity | UPDATED: 07:37 GMT, 11 December 2012 The passing of Patrick Moore, stargazer, great British eccentric and professional grump, leaves David Attenborough as the last survivor of the golden age of telly-teachers. For half a century, the small screen, and especially the BBC portion of it, boasted a galaxy of presenters whose unembarrassed mission was to deliver sparkling lectures on things they knew a lot about: astronomy, wildlife, science, history, art, gardening. Their programmes were unlike almost anything nowadays, on two counts