Johan Carlsson works at the European Commission's Joint Research Centre (JRC) in Petten, the Netherlands. He holds a PhD from the Royal Institute of Technology in Stockholm, Sweden and an MBA from the University of Amsterdam. Johan's work concerns energy efficiency and renewable energy in the heating and cooling sector. Examples of topics covered are the design and evaluation of energy policies, preparing definitions and guidelines (e.g. waste heat, renewable cooling, efficient district heating and cooling), and technology status reports.