title: In memoriam: Esther Thelen, May 20, 1941-December 29, 2004.
authors.affiliation: Infant Motor Behavior Laboratory, Department of Physical Therapy, University of Delaware, Newark, Delaware, USA. Jacgallo@udel.edu
authors.forename: James C Cole
authors.initials: JC
authors.lastname: Galloway
mesh_terms: D002657:Child Development / Q000502:physiology*; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D007223:Infant; D018730:Infant Behavior / Q000523:psychology*; D011584:Psychology / Q000266:history*; D014481:United States