Ernie is known by many names--Exergaming Evanglist, Exergaming Interventionist, and Physical Activity Evangelist. As you can see, much of what he does centers around physical activity and helping to motivate and empower people to be more physically active, whether thru video games, bicycling, hiking, Ultimate Frisbee, races, sports, etc.
Check out his other blogs to see the variety of physical activity that he promotes.
Feel free to contact me at:
PAEvangelist@gmail.com