Bio: Leading men over 50 to become Harder to Kill—lean, strong, resilient, and relevant. Building the pack I couldn't find. Let's go.

Bio: Retiring healthcare architect/planner, husband to Karen, father of two, new grandfather. Love the outdoors, national parks, and adventuring N America.

Bio: 54 year old dad of 6 grown kids, love hiking and working out but got out of shape in my 30s working like crazy...