I asked Angie that same question and here was her response:
From: Angie MacEwen [mailto:[email protected]]
Sent: Friday, October 21, 2005 06:47 AM
To: Donald L. New
Subject: RE: questions
I think rookie to mean first time kart driver. If they have moved up, but improved a great deal over the season, then Most Improved might be the spot. Or, if they rocked all year, then maybe Driver of the Year.
Angie