182: Simon Lejeune: Wealthsimple’s VP of Growth on 2 keys to be a top 5% marketer

Episode notes

What’s up everyone, today we have the pleasure of sitting down with Simon Lejeune, VP of Growth at Wealthsimple. (00:00) - Intro (01:16) - In This Episode (03:55) - How to Escape Local Maximum Traps in Growth Marketing (08:59) - Productive Laziness Mindsets (12:03) - The Psychological Trap of A/B Testing (15:55) - Balancing Clean Experiments with Bold Bets (18:43) - How to Use Incrementality to Measure Real Campaign Impact (22:32) - How to Approach Incrementality Without Large Data Sets (25:13) - The Best Use Cases for Incrementality Tests (29:58) - How to Handle ROI Conversations Without Slowing Down Growth (38:02) - Why Most A/B Testing Is a Waste of Time (47:17) - When Natural Language Becomes the Interface, Channel Expertise Stops Being a Moat (01:03:31) - How to Use Game Thinking to Stay Energized in Growth Roles Summary : Simon Lejeune learned early that chasing small wins keeps growth teams stuck, a lesson that landed hard when Hopper’s CEO dismissed his price‑point test as a “local maximum” and pushed him toward ideas bold enough to reshape the business.