[Videos] Penguins in Antarctica

    Get Dan's Book HereDan Orr, past President and CEO of Divers Alert Network (DAN), is known as a first-class educator and longtime ambassador for the diving industry. A veteran diver of more than 40 years, Orr joined DAN in 1991 and immediately established the DAN training department and the Oxygen for Scuba Diving course, a standard in the dive industry.

Orr has held membership and leadership positions in many notable diving organizations such as National Association of Underwater Instructors (NAUI), Professional Association of Diving Instructors (PADI), Association of Canadian Underwater Councils (ACUC), Young Men's Christian Association (YMCA), National Academy of Scuba Educators (NASE), International Association of Nitrox and Technical Divers (IANTD), Undersea & Hyperbaric Medical Society (UHMS), National Association For Cave Diving (NACD), the Historical Diving Society, Academy of Underwater Arts and Sciences, the Institute of Diving, and the Explorers Club. He is chairman of the board of the Historical Diving Society and secretary of the DEMA board of directors. He has several specialty certifications, including full cave diver, rescue diver, and rapid response rescue and recovery. Orr has authored, coauthored, or reviewed more than 15 books and manuals on scuba and various aspects of scuba safety and rescue.