On October 10 2013, Carlos van Kan – PhD student of Nico Verloop – will defend his thesis 'Teachers' interpretations of their classroom interactions in terms of their pupils' best interest: A perspective from continental European pedagogy'. Although not an ICO defence, ICO members are cordially invited to the PhD graduation ceremony which will take place at the Groot Auditorium, Academiegebouw of Leiden University. More information can be found on the website of Leiden University.