
Ever wondered why your gut marketing instincts are probably wrong—and how to fix that fast? At SXSW23, Ethan Decker took the stage to challenge everything you think you know about brand growth. He delivered a no‑BS masterclass on the universal, science-backed rules behind how brands really grow—and how you can wield those laws like a samurai.
SXSW23 • The Laws and
Levers of Brand Science
Thanks for joining us on Pi Day (3.14).
I hope you got a t-shirt, a sticker, or a chocolate.
Or maybe just a weird, unsettling sense that your beliefs about marketing might not all be correct.
But also some hope that you could learn to wield the laws & levers of brand growth like a samurai.

“𝗜 𝘄𝗮𝗹𝗸𝗲𝗱 𝗮𝘄𝗮𝘆 𝗳𝗲𝗲𝗹𝗶𝗻𝗴 𝗹𝗶𝗸𝗲 𝗜 𝗹𝗲𝗮𝗿𝗻𝗲𝗱 𝗮 𝘁𝗼𝗻, 𝗮𝗻𝗱 𝘄𝗶𝘀𝗵𝗶𝗻𝗴 𝗜 𝗰𝗼𝘂𝗹𝗱 𝗽𝗮𝘆 𝗵𝗶𝗺 𝘁𝗼 𝘁𝗲𝗮𝗰𝗵 𝗺𝗲 𝗺𝗼𝗿𝗲.”
Workshop Attendee
Want to use Brand Science to help grow your business?
Sign up for the newsletter (below). It’s like mostly weekly-ish. Kinda.
Bring me in to speak. Keynotes. Team offsites. Monthly meetings.
Read the blog. Lots of the content from the presentation is up there.
Find me on Twitter. I tweet.
Read my chartful posts on LinkedIn when they come out.
Get me to train your team so they’re all savvy, evidence-based marketers who understand the laws & levers of brand growth.
Talk to me about improving your brand, from a tune-up to an overhaul.
AND REMEMBER
“Love is all that really matters. The rest is just a f&*king scam.”

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