His father Thomas was a friend and neighbor of Munch, and amassed a large collection of the artist's work.

CNN: April 12, 2012 -- Updated 2054 GMT (0454 HKT)

Many collection call centers are filled with collectors as a result of a friend recommending their company as a good place to work.

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However, after a good friend, pastry chef Albane Sharrard, asked her to photograph her latest pastry collection for some promotional materials, Evi got an idea.

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Age 16: Some friend gets him library copy of book titled A Synopsis of Elementary Results in Pure and Applied Mathematics and was a collection of 5000 theorems.

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