Polar Shift

Clive Cussler (Author)
Clive Cussler is the author and co-author of a great number of international bestsellers, including the famous Dirk Pitt adventures, such as Celtic Empire; the NUMA Files adventures, most recently The Rising Sea; the Oregon Files, such as Shadow Tyrants; the Isaac Bell historical thrillers, which began with The Chase; and the recent Fargo Adventures which lastly included The Oracle. He lives in Arizona.

Paul Kemprecos (Author)
Paul Kemprecos has co-authored all of the NUMA Files novels with Clive Cussler and is a Shamus Award-winning author of six underwater detective thrillers. He lives on Cape Cod, Massachusetts.