Mr Ravenscroft ended up leaving teaching to found Enabling Enterprise, a body that seeks to bridge the gulf between schools and business by taking pupils out of the classroom and giving them practical projects and visits to businesses, including UBS, the bank, and Freshfields, the law firm.
It has to take over most of every waking minute. It's all you want to talk about. Prepare to watch people's eyes glaze over.
The reality turned out to be tougher than he imagined. “I saw it as a two-year opportunity,” says Mr Ravenscroft. “The grinding reality is that it’s a slog.” Moreover, his mentor worked at Lehman Brothers, the bank that collapsed in 2008. “It wasn’t quite as long a mentoring relationship as I’d hoped,” he laughs.