Paul Shapiro specializes in the research, development and training of large flow water delivery systems and fire stream management. His extensive research on outcomes of large diameter hose, both as supply and discharge lines, has been published frequently in fire service trade magazines. Shapiro has made significant contributions to fire response efficiency with his application-based research of large caliber fire streams working with handline and master stream operations. Recognized nationally as an expert in his field, Shapiro served Las Vegas, Nevada, as an engineer with the City of Las Vegas Fire & Rescue for 28 years until his retirement. His department gave him the engineer of the Year award for 2006. He is a certified Fire Instructor III for the State of Nevada, has served on the faculty of many fire academies throughout the United States, and was named 1999 Instructor of the Year by the Colorado Fire Academy. Visit the author's website - fireflowtechnology.com - for more information.