
In his most recent post he reveals that the designers have been slipping 'Easter eggs' onto the figures, usually related to their names. He confirms that initials on The Lifeguard's bathing suit are, in fact, the designers initials. Unconfirmed 'Easter eggs' from Series 1 include the name 'Dawes' on The Nurse's chart, and the license plate number from The Demolition Dummy.
We'll keep scouting for more of these details as they become available.
(Via BrickJournal Journal)