The Sacto Team is a group of divers who have joined forces with Cordell Expeditions, a renowned expedition company specializing in underwater exploration and adventure. The team comprises experienced divers who share a passion for discovering and documenting the mysteries of the underwater world. Together with Cordell Expeditions, the Sacto Team embarks on various expeditions to explore submerged caves, shipwrecks, and other fascinating underwater sites.

Robert William Schmieder, born on July 10, 1941, in Phoenix, Arizona, is a distinguished American scientist and explorer whose remarkable career spans a wide array of scientific disciplines. He has made significant contributions to both the physical sciences and natural science exploration.  He obtained a B.A. in Physics from Occidental College, a B.S. in Physics from the California Institute of Technology, an M.A. in Physics, and a Ph.D. in Physics from Columbia University.

Harry Sherman was born in Napa, California, on September 13, 1932. He hailed from a notable lineage, with his paternal ancestors including Judge Uriah Taylor of Illinois and Dr. Harry H. Sherman of Virginia, while his maternal lineage traced back several generations to John Dysslin of New York. After his Napa College education, Harry relocated to San Francisco, where he enrolled at San Francisco State University. During his time there, he actively participated in the Choral group and obtained his B.A. degree. Subsequently, he embarked on a 35-year career with the U.S.