Fellow geologists and friends: First, I am very pleased that Hiroshi was willing to be my citationist and I thank him for his kind observations. That is an appropriate role for him as a decades-long colleague and a Silver Medalist of the Society of Economic Geologists.

I remain astonished that our Society has chosen to present the Penrose Medal to me. Perhaps you also wonder at this surprising situation and some reminiscing might help account for it. I have been the beneficiary of a fantastically advantaged career.

After the quantitative undergraduate imprint of M.I.T., the only job I could find...

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