Dirk Cussler

Dirk Cussler (born 1961) is the son of best selling author Clive Cussler. He is a co-author of several Dirk Pitt adventure novels, as well as being the namesake for the Pitt character.

Dirk Cussler has an MBA from Berkeley and worked for many years in the financial arena before assisting his father with writing the latest novels in the immensely popular Dirk Pitt series. Dirk Cussler also plays an integral part in the non-profit foundation National Underwater and Marine Agency, which was founded by his father; Dirk is the President of NUMA and is also a member of the Board of Trustees.

Havana Storm reached #1 on the New York Times Best Seller list in November 2015

...
Wikipedia