He had bright eyes and a big smile for each of the thousands of runners who headed over to him at the finish lines of almost every runDisney race. Thank you for giving me the gift of running, they would say. Without you, I wouldn’t be able to do this. He was an Olympian who showed us all how we could be just like him—a runner.Jeff Galloway created and popularized run/walk, and, without it, thousands of runners over the past five decades likely wouldn’t have had the courage to lace up. He made us believe—and he was right!—that even if we didn’t run track or cross country in high school, we could become runners as adults. People who didn’t consider themselves capable of completing a race—from a 5K to a marathon to ultras—crossed multiple finish lines because of him.When Runner’s World says Jeff Galloway is probably the “most influential single contributor to the evolving running movement in America,” we aren’t exaggerating.Galloway was an innovator, but he was also accessible.…