Our lizard lateral brains and the exponential world we’re confronting

Rita McGrath
6 min readFeb 6, 2024

Human brains were designed for a world of lateral change. But, as Ray Kurzweil and others remind us, learning-by-trial-and-error systems introduce the potential for exponential change. This has huge implications for how we design and build organizations and systems.

You’re not imaging it — things really are moving faster

Among the most profound shifts facing organizations and their leaders today is that of going from linear change to exponential change. The “exponential” organizational form is radically different than one built to capitalize on linear evolution. Such organizations leverage technology and networks to create impacts that people working in more conventional settings could never accomplish.

A familiar example would be Instagram. Founded by Kevin Systrom and Mike Krieger in October of 2010, the startup appeared at exactly the right time for users to take advantage of high-resolution multi-megapixel smartphone cameras. Its growth in the initial phases wasn’t particularly inspiring — by 2012, the startup only worked for Apple IoS devices, had 50 million users and wasn’t making a whole lot of money. But then in April of that year, Instagram for Android was released. It was downloaded more than a million times in one day, clearly launching the beginning of a…

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Rita McGrath

Columbia Business School Professor. Thinkers50 top 10 & #1 in strategy. Bestselling author of The End of Competitive Advantage & Seeing Around Corners.