Most people consider slavery to be a thing of the dark and distant past. Then why is StopTheTraffik, a non-profit based in London, using state-of-the-art IoT technology to track human trafficking today? “Because it’s a billion-dollar a year business”, says CEO Dame Ruth Dearnly. In addition, we talk with Rudi Potgieter of VOX, a South-African startup that has created an IoT-enabled assistance network for the elderly called Vox ICE which he describes as the “electronic eyes and ears of caregivers”.