During the final years of Steve Jobs’ life the former Apple CEO was in desperate need of a liver transplant but refused his successor Tim Cook when he suggested a partial one, reveals a new biography set for release on March 24.

In the upcoming book Becoming Steve Jobs, written by Brent Schlender and Fast Company executive editor Rick Tetzeli, Cook reportedly went through a series of tests and discovered that a partial liver transplant was feasible, but said Jobs heatedly turned him away.

“Steve only yelled at me four or five times during the 13 years I knew him, and this was one of them,” Cook says in the book.

Read the full excerpt here and check out the April edition of Fast Company for more.

[Fast Company]

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