Mindmaze is Switzerland’s only officially recognized billion-dollar Startup. The unicorn business employs Virtual Reality in a range of sectors including healthcare. Enabling computers to read our emotions using an integrated chipset is among its goals. The man behind the company is our Newsmaker Tej Tadi. The Cognitive Neuroscientist and Engineer was born in India and studied in Lausanne. He tells Ana Maria Montero how he succeeded in building a business which now counts the Hollywood star Leonardo DiCaprio as among its investors.