These memoir excerpts by John Mack offer a multifaceted look into his life. "In My Brother's Shadow" explores his academic and anti-war activism during the Vietnam era, highlighting his decision to leave a Ph.D. program to pursue community organizing. "More Cow Valve Please!" details his recent, life-saving heart surgery, where a cow valve replaced his aortic valve, emphasizing the unexpected and vital role this object plays in his continued health. "My Major Life Work" recounts his transition from various professional roles to an elected township official, describing how he "stumbled" into public service but found it to be a calling for communication and community improvement. Finally, "Unforgettable Family Member" paints a vivid picture of his father as the family patriarch, sharing anecdotes like a childhood incident involving wine-making and the simple joy of a handmade toy.