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I'm Adi Ignatius, and this is the HBR Idea cast.

A few weeks ago, Harvard Business Review hosted a day-long event looking at the cutting edge of strategy

research and practice, the HBR Strategy Summit, 2026. The day was filled with expert advice and guidance

from both executives and academics, and for the next four Thursdays, we'll be sharing some of the

best conversations with you on Idecast. First up, a conversation between HBR editor-in-chief Amy Bernstein and

Nigel Vaz, the CEO of Publis Sapient. The company is in the digital transformation business,

helping organizations modernize and adopt artificial intelligence to their existing models.

That means he has had a front- row seat to digital transformation at all kinds

of organizations, and he shared his thought on what companies really need to do now around AI

before it's too late. You'll hear him argue why AI should be thought of as an operating system,

not a tool, how linear thinking is holding leaders back, and the most exciting opportunities he sees AI

offering now. Here's that conversation between Amy Bernstein and Nigel Fas.

You have had a ringside seat for strategy making all over the place, all over the world,

many different kinds of companies.

You have been doing it for years, so you have the long view. How has AI affected all of that, all the strategy making, all the thinking about strategy,

if you could sort of boil it down?

...