If you were to ask someone who is new to running, “do you know who is a pacer?” Most likely, the response will be something like this, The term pacing or the role of a pacer is not commonly known. *Infact, the original term was pacemaker or pacesetter, sometimes informally called a rabbit, it is a runner

An astronaut, a surgeon and a test pilot, all use checklists to avoid missing a step in a complicated process. Checklists are used in many fields where precision and perfection are absolutely necessary. Checklists save lives! But we’re runners and the stakes aren’t very high. No one loses a limb if we forget something on the race