Dr. Vinton G. Cerf
Vice President and Chief Internet Evangelist
Google and co-founder of Internet
"Being a CTO is not a simple thing in a world in which technology seems to change and evolve from moment to moment. Although this book is more expensive than many (I would have given it 5 stars except for that), it is also a lot less expensive than making mistakes in the conduct of work! Mark shares what he has learned in ways that are readily adapted to many circumstances."