David Lock is the Director of Operations for Vuzix Corp., a leading supplier of wearable display technology. Vuzix has developed several generations of smart glasses using innovative waveguide optics that provide thin, see-through, bright displays without distortions. Their latest products include the M2000AR industrial smart glasses and an upcoming pair of fashionable binocular smart glasses. They have also developed the IWear 720 video headphones for mobile entertainment and virtual reality. Smart glasses are enabling apps originally written for smartphones and tablets to be used hands-free, and are changing business practices across many industries by providing real-time information and remote assistance capabilities to users.