title: Erratum to: On the Link between Cognitive Diagnostic Models and Knowledge Space Theory.
authors.affiliation: Department of Psychology, University of Tübingen, Schleichstr 4, 72076, , Tübingen, Germany. juergen.heller@uni-tuebingen.de.
authors.forename: Jürgen
authors.initials: J
authors.lastname: Heller
authors.affiliation: University of Padova, Padova, Italy.
authors.forename: Luca
authors.initials: L
authors.lastname: Stefanutti
authors.affiliation: University of Padova, Padova, Italy.
authors.forename: Pasquale
authors.initials: P
authors.lastname: Anselmi
authors.affiliation: University of Padova, Padova, Italy.
authors.forename: Egidio
authors.initials: E
authors.lastname: Robusto