Gunter Blanckaert is the Global Head of Marketing Technology at Philips Lighting. The document discusses how Philips Lighting uses growth hacking techniques across several sectors, including homes, cities, offices, industry, stadiums, and retail to empower sustainable environments, create safer streets, help businesses reduce energy usage, improve efficiency and safety, and enhance fan experiences. It also outlines Philips Lighting's approach to user experience analytics, testing ideas through experiments before building solutions, and how recent tests of optimizations to their websites and digital experiences have led to increases in key metrics like click-through rates and contact form submissions.