Alan Priddy KB Endplate

Hear how Alan Priddy, Extreme Powerboat Adventurer in the Knowledge Box at the 2011 Tullett Prebon London Boat Show aims to break the record for the fastest boat to circumnavigate the world.

To find out who's appearing in the Knowledge Box at the 2012 Tullett Prebon London Boat Show visit http://tinyurl.com/67rzn42