Natalia Vtyurina successfully completed the Casimir course on Biology for physicists in Spring 2013, organized by the Casimir Research School at Delft University of Technology and Leiden University. The Casimir Research School was founded in 2004 to broaden PhD training in physics and related fields at Delft University of Technology and Leiden University, and is named after physicist H.B.G. Casimir, who had ties to both universities.