Andrew Warnes is Sloan’s technical training manager and has been at the forefront of water technology standards for nearly 20 years. Warnes has previously lent his expertise to support the World Health Organization while also working as part of the negotiations for microbiological treatment standards between the U.S. and the European Union. Sloan is at the forefront of sensor-operated restroom innovation, and debuted the first hands-free sensor faucet in 1974.