As CEO and founder of GNS Healthcare, I oversee a team of mathematicians, biologists, and data scientists as they crunch and decode healthcare data to unlock the mysteries of what treatment will work for specific patients.

FORBES: Can Big Data Save My Dad From Cancer?

Companies that make systems to transport and decode data along metropolitan networks up to 100 kilometers long.

FORBES: Young guns...

DeCode's data "doesn't come close" to proving that Flap is involved in heart disease, says Yale University geneticist Richard Lifton.

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For one thing, Stefansson says, DeCode relies on publicly available data for its work, and he felt that it had a duty to publish the map.

FORBES: Magazine Article

DeCode has a de facto monopoly on Icelandic genetic data, and it appears that the company will soon get the backing of Iceland's government.

FORBES: Profitable pedigree

DeCode's Stefansson says he hopes the deal will help the company market its services to other drug and biotech companies in the future, by establishing DeCode's software as the standard method for analyzing gene data.

FORBES: IBM Signs Deal With DeCode Genetics

Navigenics, Iceland's DeCode Genetics and 23andMe, whose investors include Google and Genentech, use DNA chips to give people preliminary data on their risk of a variety of diseases.

FORBES: Magazine Article