Graham McNicoll

Graham McNicoll

Co-Founder & CEO, GrowthBook

Graham McNicoll is the Co-Founder and CEO of GrowthBook, building the experimentation and feature flagging engines behind more than 3,000 companies. Graham has spent more than 20 years building software products, with deep expertise in A/B testing, feature flagging, and data-driven product development.

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Before co-founding GrowthBook in 2020, Graham spent six years as CTO of Education.com, where he helped build its A/B testing platform and an experimentation culture that drove 40% year-over-year revenue growth on flat traffic. Graham is a three-time startup founder, including an international nonprofit that expanded communication access in sub-Saharan Africa. Graham holds a degree in Physics from Carnegie Mellon University.

Graham McNicoll's articles
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Feedback loops are the next breakthrough in agentic coding
Experiments
AI

Feedback loops are the next breakthrough in agentic coding

Graham McNicoll
September 8, 2025
Building in the AI era: lessons from past technological revolutions
AI

Building in the AI era: lessons from past technological revolutions

Graham McNicoll
July 29, 2025
GrowthBook launch month - Week 2
Releases
Product Updates
4.0

GrowthBook launch month - Week 2

Graham McNicoll
June 9, 2025
GrowthBook launch month - Week 1
Releases
Product Updates
4.0

GrowthBook launch month - Week 1

Graham McNicoll
June 3, 2025
Why fintechs should shrink their attack surface—not just get certified
Platform

Why fintechs should shrink their attack surface—not just get certified

Graham McNicoll
March 28, 2025
The hidden complexities of building your own A/B testing platform
Analytics
Experiments

The hidden complexities of building your own A/B testing platform

Graham McNicoll
February 18, 2025
Experiment metrics simplified: retention, count distinct, max
Analytics
Product Updates
4.0
Experiments

Experiment metrics simplified: retention, count distinct, max

Graham McNicoll
January 18, 2025
Move fast without breaking things: how GrowthBook and Rollbar empower product and ops teams
Feature Flags
Platform

Move fast without breaking things: how GrowthBook and Rollbar empower product and ops teams

Graham McNicoll
December 2, 2024
GrowthBook Version 3.3
Releases
Product Updates
3.3

GrowthBook Version 3.3

Graham McNicoll
November 12, 2024

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