@prefix skos: . @prefix isothes: . skos:definition "Because the roots of the developmental sciences often run differently than do those of psychology more generally, students of the discipline must, if they are to take the proper measure of their fields, come to a deep appreciation of these differences. For four decades, the profession has relied on and largely deferred to Willis F. Overton to make all of this as plain as it gets. [Source: Encyclopedia of Applied Developmental Science; Overton, Willis F.]"@en ; skos:broader , ; skos:prefLabel "Willis F. Overton"@en ; a skos:Concept . skos:prefLabel "theory (applied developmental science)"@en ; a skos:Concept ; skos:narrower . skos:prefLabel "key people in developmental science"@en ; a skos:Concept ; skos:narrower . a skos:Collection, isothes:ConceptGroup ; skos:prefLabel "people"@en ; skos:member .