Welcome to The New Leader, where I write without a filter about leadership, the broken hiring system, career reinvention, and what it actually costs to keep showing up.

I write about the part nobody briefs you on. The politics, the tradeoffs, the things leaders don't say out loud. Leadership isn't a gift or a title. It's just people trying to figure it out and not quitting when it gets hard.

That's the new leader. And it's all of us.

Carol A. Tiernan Carol A. Tiernan

Leadership Essentials: Authenticity

At 29, I was diagnosed with ovarian cancer in the middle of a major career transition. It was a hard reset that ultimately taught me the most important lessons of my leadership life—about empathy, self-worth, and the courage to bring your whole self to work.

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Carol A. Tiernan Carol A. Tiernan

Your AI intern lies

I caught my AI intern in a lie last week. A company it described—specific funding round, CEO profile, everything—turned out not to exist. That's not a glitch. That's how large language models work. Here's what hallucinations are, why they happen, and how to catch them before they cost you.

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Carol A. Tiernan Carol A. Tiernan

Foundations founders forget

Speed is a founder's greatest asset and greatest liability. When pressure takes over, marketing becomes reactive—producing whatever the business asks for, without the strategy, systems, or authority to connect that work to revenue. Here's what gets missed, and what to build instead.

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Carol A. Tiernan Carol A. Tiernan

The myth of meritocracy

Careless People's account of life inside Meta doesn't surprise anyone who's worked in tech. Behind the brilliance, there's another side—one that doesn't get splashed across the funding announcements. I've seen it. And I've learned to work within it, around it, and sometimes against it.

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Carol A. Tiernan Carol A. Tiernan

How to kill a brand in X steps

Twitter used to be the global town square. Now it's a lesson in what happens when you discard the values that built your brand. Every decision Musk made with X has a business parallel—and every leader should study what went wrong.

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