The article goes on to suggest that Richard Branson is a "Verdana" and "using the wrong font may give people the wrong impression about you and could affect decisions that will shape your future."
The Psychology of Fonts, commissioned by Lexmark Printers and written by psychologist Dr Aric Sigman explains how a typeface will significantly influence what the reader thinks about you.
Courier is seen as the choice of "sensible shoes" type of people or "anoraks" and curvy icons like Georgia or Shelly suggest a bit of a "rock chick" personality.
It also mentions that Courier New is for people who prefer "automaton-like" coldness. What does that say about the editors in the publishing industry who mostly prefer manuscripts in Courier New 12pt? :D