Joseph Samec (IMAGE) Stockholm University Caption Joseph Samec, Professor of Organic Chemistry at Stockholm University. Photo: Niklas Björling/Stockholm University Credit Photo: Niklas Björling/Stockholm University Usage Restrictions For press use License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.