GIS 101 is a monthly webinar series hosted by NSGIC, which presents a non-technical overview of topics within GIS.  Recently, AGIC chairperson James Meyer did a web presentation titled "Transportation GIS 101: The fundamentals of a state DOT organization."  To view the presentation, you will need a NSGIC account.  If you do not have one, you can create a NSGIC limited access account for free on their website.