On this episode of #ThePlaybook, Don Fehr, Executive Director of the NHLPA, shares his insights on:\n\n\n[:44] - The single most important rule for leading a union effectively\n\n[6:02] - Why he considers the past year to be the most challenging experience in his entire career\n\n[9:34] - How his law career led him to become involved with the MLBPA and the shocking thing he learned after becoming executive director\n\n[12:34] - The distinct one advantage that his job has over all others