In March, a new memoir introduced Americans to the most popular woman most of us had never heard of. It was a lot to take in. Here was a flesh-and-blood example of the kind of woman you usually only glimpse in Elin Hilderbrand novels — only richer, more beautiful, more powerful, and more celebrity-beloved.

Amy Griffin is the founder of G9 Ventures, an investment firm that has backed a slew of cool, woman-centric brands and startups including Goop, Spanx, and Bumble. She’s a mother of four; the devoted wife of a strapping blond billionaire ex-hedgefunder; and a fixture in the Instagram tributes of the rich and famous (Reese, Gwyneth, Mariska: they all sing Griffin’s praises). She also happens to have the build and coloring of a flute of champagne — long, lean, and golden — and the budget t

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