Does Levchin have a deep understanding of the company and its product?

FORBES: PayPal Co-Founder's Four Hot Trends For 2017

"They have a deep understanding of our company and what WaMu must do to address the challenges that lie ahead and restore value to our shareholders, " the letter said.

FORBES: WaMu And Friends

Natalie Gross, chief executive officer at global marketing and technology company, Amaze, points out that anyone in business today needs to have a deep-rooted understanding of technology "both in terms of the impact technology has had and will continue to have on society, and how it can be used in a specific business context".

BBC: Eureka moment: Does man or machine drive innovation?

First, they will have marketers who share a very deep, common understanding of the core business drivers for their company and their category.

FORBES: The Surprising Key to Marketing Agility

"You cannot have just a good human connection without a deep understanding of the game, " stated Ben Shimon, who has known Grant since he was a child and is still in regular contact with him.

BBC: Grant's chance to silence doubters