“…There are at least two problems in trying to foresee revolutionary possibilities from inside a field (Gadamer, 1975;Guillen, 1983;House, 1999;Riikonen & Smith, 1987). One is that vision can be severely limited by all sorts of implicit, ingrained, entrenched presumptions, assumptions, postulates, presumed truths of which one is essentially unaware (Chalmers, 1982;Feigl, 1953;Mahrer, 1996Mahrer, , 2000Schon, 1982;Slife & Williams, 1995;Spence, 1994).…”