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Two Legends. One Stage.

We’ve been keeping this secret for months, but it’s finally time to reveal why November 21st is about to become the most talked-about business event in Calgary.

What do a TIME Magazine cover star with 21 national titles and a Calgary disruptor who turned a backyard hobby into a business empire have in common?

At first glance, nothing. One swam his way to world records and Olympic gold. The other brewed beer in his garage after working on encrypted military networks in Afghanistan.

But look closer, and you’ll see why they’re sharing the keynote stage at PDC 2025. Both know what it takes to face complexity head-on and transform it into competitive advantage.

Mark Tewksbury: Beyond the Gold

With 21 national titles, 7 world records, and Olympic gold, silver, and bronze medals, Mark Tewksbury’s athletic career set records but it was his courage beyond the pool that redefined leadership. Coming out in 1998 as one of the first openly gay Olympic champions, Mark faced global scrutiny and transformed that complexity into a platform for advocacy. Today, he’s a Companion of the Order of Canada, a Muhammad Ali Humanitarian Award recipient, and Vice President of the Canadian Olympic Committee. His story shows that true resilience isn’t measured in medals, but in the courage to lead authentically.

Graham Sherman: From Battlefield Tech to Brewing Innovation

From installing encrypted communication networks in Afghanistan to brewing beer in his Calgary backyard, Graham Sherman has lived resilience in its most practical form, turning challenges into opportunities. What began as a passion project became Tool Shed Brewing Company, now sold in over 1,000 locations across Canada. Recognized as one of Calgary’s Top 40 Under 40 and a Business Leaders Award winner, Graham has built his career on transforming obstacles into innovation. His story proves that disruption, creativity, and resilience can build not just businesses, but movements.

Why You Can’t Miss This

The theme of PDC 2025 is Resilient Leadership – Transforming Complexity into Competitive Advantage.

Mark teaches resilience through authenticity and influence on the global stage.

Graham proves resilience through disruption and entrepreneurial grit.

On November 21, 2025, at Calgary’s WinSport Event Centre, these two legends will share one stage, one message, and one opportunity to change how you see leadership.

The only question: will you be in the room?

Early Bird tickets are live now. Secure yours today.
https://whova.com/portal/registration/HMshgV1G69cBudWisucj/