The Crown Princess presents the Polhem Prize

The Crown Princess with Georgios Psaros, Polhem Prize winner 2011. Georgios won a gold medal and 250,000 kronor for his world-leading research into anaesthesia and ventilation systems for healthcare. Photo: Leif R Jansson/Scanpix

On Tuesday 22 November, The Crown Princess presented the Polhem Prize at the National Museum of Science and Technology in Stockholm.
The Polhem Prize is Sweden's oldest award for technological innovation, and is awarded every other year by the Swedish Association of Graduate Engineers.
 
This year the prize was awarded to engineer and innovator Georgios Psaros for his world-leading research into anaesthesia and ventilation systems for healthcare.
 
The prize was presented in connection with the Swedish Association of Graduate Engineers' 150th anniversary.
 
Find out more about the Swedish Association of Graduate Engineersexternal link, opens in new window.
Find out more about the Polhem Prizeexternal link, opens in new window.