About the Author

David C. Klotz is president of the Precision Metalforming Association (PMA), a 501(c)(6) trade association representing the $137-billion metalforming industry of North America. He also serves as president of PMA’s Educational Foundation, a 501(c)(3) nonprofit foundation, and is president of PMA Services, Inc., which publishes MetalFormingand 3D Metal Printing magazines.