She almost won, and says it helped that she was used to working long hours and being creative with limited resources. Alarmingly, Susannah's last job was at an all-girls school in Kingston, west London: what on earth could she have achieved after a stint at a rough inner-city comprehensive?
There's a lesson here for the Teacher Training Agency. The current reality-TV craze means 150,000 people applied to take part in the unwholesome swamp better known as Big Brother. Persuade a small percentage of them that teacher training would improve their chances of winning (quietly ignoring English teacher Penny, the first evictee from Big Brother 2001) and, hey presto: recruitment problem solved.