It was the Glide Step, learned in marching band decades ago.
As I have expanded my track walking to include scaling the bleachers, two thoughts have occurred to me. 1. It seems like the higher I get on the bleachers the more gravity has an effect, and... 2. Actually bending the knees on the steps makes me realize that the way I walk has been my saving grace with my weight over the years, and I can only credit one thing for that. In the August leading up to my sophomore year in high school, we had the opportunity to get on the field and learning the finer points of field and street marching. No bent knees, but a glide step. If your instrument bobbed, you did a lap. I thought about that this year as I was watching the Paola band director giving guidance to his band on the field while I was walking the track. They weren't getting a proper formation marching off the field, and he was perplexed, as I walked by, I mentioned he should have them do a lap. Yeah, no, Do you know how hard it is to hide a sousaphone's movement while practicing? S...