Andrew Lambert's Admirals as naval-leadership reading

Which book does the episode recommend for studying naval leadership?

Andrew Lambert's Admirals, illustrated here through Geoffrey Phipps Hornby's career and command judgment.

Early in the stream, a viewer asks for the best book on naval leadership and is told that the recommendation will come last. The final book is Andrew Lambert's Admirals. The selected passage follows Geoffrey Phipps Hornby from meticulous professional study and shipboard discipline to restrained handling of the San Juan Island dispute. The recommendation joins biographical history with concrete examples of preparation, command, and naval diplomacy.